19975714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53411}}^1$

素因数の和:53441

約数の個数: 16

約数和(自身を含む): 34610976

約数和(自身を除く): 14635262

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 53411, 106822, 587521, 907987, 1175042, 1815974, 9987857, 19975714]

約数ペア:

[(1, 19975714), (2, 9987857), (11, 1815974), (17, 1175042), (22, 907987), (34, 587521), (187, 106822), (374, 53411)]