usermembership.ps1

Get-CimInstance Win32_UserAccount | ForEach-Object {
    $membership = Get-CimAssociatedInstance $_ -ResultClassName Win32_Group
    [pscustomobject]@{
        Computername = $Env:COMPUTERNAME
        UserName     = $_.Name
        Memberof     = $membership.Name -join ';'
        Status       = $membership.Name -contains 'Administrators'
    }
}