20667032

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 40046400

約数和(自身を除く): 19379368

約数列:

[1, 2, 4, 8, 53, 79, 106, 158, 212, 316, 424, 617, 632, 1234, 2468, 4187, 4936, 8374, 16748, 32701, 33496, 48743, 65402, 97486, 130804, 194972, 261608, 389944, 2583379, 5166758, 10333516, 20667032]

約数ペア:

[(1, 20667032), (2, 10333516), (4, 5166758), (8, 2583379), (53, 389944), (79, 261608), (106, 194972), (158, 130804), (212, 97486), (316, 65402), (424, 48743), (617, 33496), (632, 32701), (1234, 16748), (2468, 8374), (4187, 4936)]