2021918665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{173779}}^1$

素因数の和:173976

約数の個数: 16

約数和(自身を含む): 2627553600

約数和(自身を除く): 605634935

約数列:

[1, 5, 13, 65, 179, 895, 2327, 11635, 173779, 868895, 2259127, 11295635, 31106441, 155532205, 404383733, 2021918665]

約数ペア:

[(1, 2021918665), (5, 404383733), (13, 155532205), (65, 31106441), (179, 11295635), (895, 2259127), (2327, 868895), (11635, 173779)]