18641722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 13499078

約数列:

[1, 2, 11, 22, 29, 58, 61, 122, 319, 479, 638, 671, 958, 1342, 1769, 3538, 5269, 10538, 13891, 19459, 27782, 29219, 38918, 58438, 152801, 305602, 321409, 642818, 847351, 1694702, 9320861, 18641722]

約数ペア:

[(1, 18641722), (2, 9320861), (11, 1694702), (22, 847351), (29, 642818), (58, 321409), (61, 305602), (122, 152801), (319, 58438), (479, 38918), (638, 29219), (671, 27782), (958, 19459), (1342, 13891), (1769, 10538), (3538, 5269)]