Q: What is the sum of all factors of the number 405,807,512 excluding 405,807,512?

A: 443,564,968

Why is 443,564,968 the sum of all factors of 405,807,512, excluding 405,807,512?

The factors of the number 405,807,512 are: 1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 107243, 214486, 428972, 857944, 1179673, 2359346, 4611449, 4718692, 9222898, 9437384, 18445796, 36891592, 50725939, 101451878, 202903756, 405807512.

If you add them up, you will get the total of 405,807,955. Now subtract 405,807,512 to get 443,564,968