20404522

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{8221}}^1$

素因数の和:8313

約数の個数: 16

約数和(自身を含む): 32855112

約数和(自身を除く): 12450590

約数列:

[1, 2, 17, 34, 73, 146, 1241, 2482, 8221, 16442, 139757, 279514, 600133, 1200266, 10202261, 20404522]

約数ペア:

[(1, 20404522), (2, 10202261), (17, 1200266), (34, 600133), (73, 279514), (146, 139757), (1241, 16442), (2482, 8221)]