Get SQL Installed Servers including SQL Versions

#$ErrorActionPreference = 'SilentlyContinue'
$computers = Get-Content C:\AllServers.txt

Invoke-Command -Computer $computers { 
 $inst = (get-itemproperty 'HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server').InstalledInstances
foreach ($i in $inst)
{
   $p = (Get-ItemProperty 'HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server\Instance Names\SQL').$i
   $Edition = (Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server\$p\Setup").Edition
   $version = (Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server\$p\Setup").Version
}
 [pscustomobject] @{
    ComputerName = (Get-CimInstance Cim_ComputerSystem).Name
    Edition = $Edition
    Version = $version
    
  }

} | Export-Csv  -NoTypeInformation -Encoding Utf8 -LiteralPath c:\out.csv