20186674580

素因数分解:

$2^2\times 5^1\times {\mathrm{13499}}^1\times {\mathrm{74771}}^1$

素因数の和:88279

約数の個数: 24

約数和(自身を含む): 42395724000

約数和(自身を除く): 22209049420

約数列:

[1, 2, 4, 5, 10, 20, 13499, 26998, 53996, 67495, 74771, 134990, 149542, 269980, 299084, 373855, 747710, 1495420, 1009333729, 2018667458, 4037334916, 5046668645, 10093337290, 20186674580]

約数ペア:

[(1, 20186674580), (2, 10093337290), (4, 5046668645), (5, 4037334916), (10, 2018667458), (20, 1009333729), (13499, 1495420), (26998, 747710), (53996, 373855), (67495, 299084), (74771, 269980), (134990, 149542)]