We can’t really provide definitive answers without having access to your device and these results, but these are almost certainly false positives. TrendMicro-HouseCall is an antivirus engine for Windows and macOS, not Android.
I don’t think VT uses any Android AV engines (although it has Android sandboxes), so I wouldn’t use VT for scanning your mobile phone at all.
You might consider using Hypatia on Android. Alternatively, you probably don’t need to bother with malware scanning on Android at all in all likelihood.