20320894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5531}}^1$

素因数の和:5711

約数の個数: 16

約数和(自身を含む): 33457536

約数和(自身を除く): 13136642

約数列:

[1, 2, 11, 22, 167, 334, 1837, 3674, 5531, 11062, 60841, 121682, 923677, 1847354, 10160447, 20320894]

約数ペア:

[(1, 20320894), (2, 10160447), (11, 1847354), (22, 923677), (167, 121682), (334, 60841), (1837, 11062), (3674, 5531)]