20318716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8713}}^1$

素因数の和:8781

約数の個数: 24

約数和(自身を含む): 39526704

約数和(自身を除く): 19207988

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8713, 17426, 34852, 95843, 191686, 383372, 461789, 923578, 1847156, 5079679, 10159358, 20318716]

約数ペア:

[(1, 20318716), (2, 10159358), (4, 5079679), (11, 1847156), (22, 923578), (44, 461789), (53, 383372), (106, 191686), (212, 95843), (583, 34852), (1166, 17426), (2332, 8713)]