20163994431

素因数分解:

$3^1\times 7^1\times {\mathrm{3889}}^1\times {\mathrm{246899}}^1$

素因数の和:250798

約数の個数: 16

約数和(自身を含む): 30734112000

約数和(自身を除く): 10570117569

約数列:

[1, 3, 7, 21, 3889, 11667, 27223, 81669, 246899, 740697, 1728293, 5184879, 960190211, 2880570633, 6721331477, 20163994431]

約数ペア:

[(1, 20163994431), (3, 6721331477), (7, 2880570633), (21, 960190211), (3889, 5184879), (11667, 1728293), (27223, 740697), (81669, 246899)]