20676590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11057}}^1$

素因数の和:11092

約数の個数: 32

約数和(自身を含む): 42993504

約数和(自身を除く): 22316914

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 11057, 22114, 55285, 110570, 121627, 187969, 243254, 375938, 608135, 939845, 1216270, 1879690, 2067659, 4135318, 10338295, 20676590]

約数ペア:

[(1, 20676590), (2, 10338295), (5, 4135318), (10, 2067659), (11, 1879690), (17, 1216270), (22, 939845), (34, 608135), (55, 375938), (85, 243254), (110, 187969), (170, 121627), (187, 110570), (374, 55285), (935, 22114), (1870, 11057)]