20079907088

素因数分解:

$2^4\times {\mathrm{8609}}^1\times {\mathrm{145777}}^1$

素因数の和:154394

約数の個数: 20

約数和(自身を含む): 38909605980

約数和(自身を除く): 18829698892

約数列:

[1, 2, 4, 8, 16, 8609, 17218, 34436, 68872, 137744, 145777, 291554, 583108, 1166216, 2332432, 1254994193, 2509988386, 5019976772, 10039953544, 20079907088]

約数ペア:

[(1, 20079907088), (2, 10039953544), (4, 5019976772), (8, 2509988386), (16, 1254994193), (8609, 2332432), (17218, 1166216), (34436, 583108), (68872, 291554), (137744, 145777)]