Q: What is the sum of all factors of the number 218,428 excluding 218,428?
A: 235,172
The factors of the number 218,428 are: 1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 269, 406, 538, 812, 1076, 1883, 3766, 7532, 7801, 15602, 31204, 54607, 109214, 218428.
If you add them up, you will get the total of 218,663. Now subtract 218,428 to get 235,172