As my due date on 27 August 2015 and my LMP was on the 14 of Nov 2014 I had sex on the 16 and 24 of Nov and on the 04 of dec with my bf which is 38weeks from 4december according to my due date the doc said it 27 august to 5 september dat my due date and I had intercouse with a stranger on 26 and 30 of Nov who is the father
If your period started on 14 November then you'd likely ovulate between 25 and 30 November. Sperm can survive up to about 5 days.
It could be either man. You'll need a DNA test.
Hope it helps.