20843372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{10079}}^1$

素因数の和:10141

約数の個数: 24

約数和(自身を含む): 40642560

約数和(自身を除く): 19799188

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 10079, 20158, 40316, 110869, 221738, 443476, 473713, 947426, 1894852, 5210843, 10421686, 20843372]

約数ペア:

[(1, 20843372), (2, 10421686), (4, 5210843), (11, 1894852), (22, 947426), (44, 473713), (47, 443476), (94, 221738), (188, 110869), (517, 40316), (1034, 20158), (2068, 10079)]