20008905112

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11525867}}^1$

素因数の和:11525911

約数の個数: 32

約数和(自身を含む): 44259333120

約数和(自身を除く): 24250428008

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11525867, 23051734, 46103468, 80681069, 92206936, 161362138, 322724276, 357301877, 645448552, 714603754, 1429207508, 2501113139, 2858415016, 5002226278, 10004452556, 20008905112]

約数ペア:

[(1, 20008905112), (2, 10004452556), (4, 5002226278), (7, 2858415016), (8, 2501113139), (14, 1429207508), (28, 714603754), (31, 645448552), (56, 357301877), (62, 322724276), (124, 161362138), (217, 92206936), (248, 80681069), (434, 46103468), (868, 23051734), (1736, 11525867)]