18002222

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13931218

約数列:

[1, 2, 7, 14, 47, 94, 109, 218, 251, 329, 502, 658, 763, 1526, 1757, 3514, 5123, 10246, 11797, 23594, 27359, 35861, 54718, 71722, 82579, 165158, 191513, 383026, 1285873, 2571746, 9001111, 18002222]

約数ペア:

[(1, 18002222), (2, 9001111), (7, 2571746), (14, 1285873), (47, 383026), (94, 191513), (109, 165158), (218, 82579), (251, 71722), (329, 54718), (502, 35861), (658, 27359), (763, 23594), (1526, 11797), (1757, 10246), (3514, 5123)]