Q: What is the sum of all factors of the number 155,802,774 excluding 155,802,774?

A: 172,764,906

Why is 172,764,906 the sum of all factors of 155,802,774, excluding 155,802,774?

The factors of the number 155,802,774 are: 1, 2, 3, 6, 19, 38, 57, 114, 1123, 1217, 2246, 2434, 3369, 3651, 6738, 7302, 21337, 23123, 42674, 46246, 64011, 69369, 128022, 138738, 1366691, 2733382, 4100073, 8200146, 25967129, 51934258, 77901387, 155802774.

If you add them up, you will get the total of 155,802,946. Now subtract 155,802,774 to get 172,764,906