17660398

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 31173120

約数和(自身を除く): 13512722

約数列:

[1, 2, 7, 14, 71, 109, 142, 163, 218, 326, 497, 763, 994, 1141, 1526, 2282, 7739, 11573, 15478, 17767, 23146, 35534, 54173, 81011, 108346, 124369, 162022, 248738, 1261457, 2522914, 8830199, 17660398]

約数ペア:

[(1, 17660398), (2, 8830199), (7, 2522914), (14, 1261457), (71, 248738), (109, 162022), (142, 124369), (163, 108346), (218, 81011), (326, 54173), (497, 35534), (763, 23146), (994, 17767), (1141, 15478), (1526, 11573), (2282, 7739)]