Q: What is the sum of all factors of the number 205,816 excluding 205,816?
A: 209,984
The factors of the number 205,816 are: 1, 2, 4, 8, 13, 26, 52, 104, 1979, 3958, 7916, 15832, 25727, 51454, 102908, 205816.
If you add them up, you will get the total of 206,025. Now subtract 205,816 to get 209,984