18202778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 31224960

約数和(自身を除く): 13022182

約数列:

[1, 2, 11, 22, 29, 58, 103, 206, 277, 319, 554, 638, 1133, 2266, 2987, 3047, 5974, 6094, 8033, 16066, 28531, 32857, 57062, 65714, 88363, 176726, 313841, 627682, 827399, 1654798, 9101389, 18202778]

約数ペア:

[(1, 18202778), (2, 9101389), (11, 1654798), (22, 827399), (29, 627682), (58, 313841), (103, 176726), (206, 88363), (277, 65714), (319, 57062), (554, 32857), (638, 28531), (1133, 16066), (2266, 8033), (2987, 6094), (3047, 5974)]