Q: What is the sum of all factors of the number 391,856 excluding 391,856?
A: 407,944
The factors of the number 391,856 are: 1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1289, 2578, 5156, 10312, 20624, 24491, 48982, 97964, 195928, 391856.
If you add them up, you will get the total of 392,263. Now subtract 391,856 to get 407,944