Q: What is the sum of all factors of the number 387,388,663 excluding 387,388,663?
A: 20,692,537
The factors of the number 387,388,663 are: 1, 19, 1489, 13693, 28291, 260167, 20388877, 387388663.
If you add them up, you will get the total of 387,388,683. Now subtract 387,388,663 to get 20,692,537