20720062

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{4931}}^1$

素因数の和:5135

約数の個数: 16

約数和(自身を含む): 34089984

約数和(自身を除く): 13369922

約数列:

[1, 2, 11, 22, 191, 382, 2101, 4202, 4931, 9862, 54241, 108482, 941821, 1883642, 10360031, 20720062]

約数ペア:

[(1, 20720062), (2, 10360031), (11, 1883642), (22, 941821), (191, 108482), (382, 54241), (2101, 9862), (4202, 4931)]