20520234

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{162859}}^1$

素因数の和:162874

約数の個数: 24

約数和(自身を含む): 50812320

約数和(自身を除く): 30292086

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 162859, 325718, 488577, 977154, 1140013, 1465731, 2280026, 2931462, 3420039, 6840078, 10260117, 20520234]

約数ペア:

[(1, 20520234), (2, 10260117), (3, 6840078), (6, 3420039), (7, 2931462), (9, 2280026), (14, 1465731), (18, 1140013), (21, 977154), (42, 488577), (63, 325718), (126, 162859)]