20010122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53503}}^1$

素因数の和:53533

約数の個数: 16

約数和(自身を含む): 34670592

約数和(自身を除く): 14660470

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 53503, 107006, 588533, 909551, 1177066, 1819102, 10005061, 20010122]

約数ペア:

[(1, 20010122), (2, 10005061), (11, 1819102), (17, 1177066), (22, 909551), (34, 588533), (187, 107006), (374, 53503)]