18702002

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{709}}^1$

素因数の和:842

約数の個数: 24

約数和(自身を含む): 31161900

約数和(自身を除く): 12459898

約数列:

[1, 2, 11, 22, 109, 121, 218, 242, 709, 1199, 1418, 2398, 7799, 13189, 15598, 26378, 77281, 85789, 154562, 171578, 850091, 1700182, 9351001, 18702002]

約数ペア:

[(1, 18702002), (2, 9351001), (11, 1700182), (22, 850091), (109, 171578), (121, 154562), (218, 85789), (242, 77281), (709, 26378), (1199, 15598), (1418, 13189), (2398, 7799)]