18190018

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4073}}^1$

素因数の和:4122

約数の個数: 32

約数和(自身を含む): 35199360

約数和(自身を除く): 17009342

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4073, 4466, 8146, 28511, 44803, 57022, 89606, 118117, 236234, 313621, 627242, 826819, 1299287, 1653638, 2598574, 9095009, 18190018]

約数ペア:

[(1, 18190018), (2, 9095009), (7, 2598574), (11, 1653638), (14, 1299287), (22, 826819), (29, 627242), (58, 313621), (77, 236234), (154, 118117), (203, 89606), (319, 57022), (406, 44803), (638, 28511), (2233, 8146), (4073, 4466)]