2181570995516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{158341}}^1\times {\mathrm{313129}}^1$

素因数の和:471485

約数の個数: 24

約数和(自身を含む): 4164856958640

約数和(自身を除く): 1983285963124

約数列:

[1, 2, 4, 11, 22, 44, 158341, 313129, 316682, 626258, 633364, 1252516, 1741751, 3444419, 3483502, 6888838, 6967004, 13777676, 49581158989, 99162317978, 198324635956, 545392748879, 1090785497758, 2181570995516]

約数ペア:

[(1, 2181570995516), (2, 1090785497758), (4, 545392748879), (11, 198324635956), (22, 99162317978), (44, 49581158989), (158341, 13777676), (313129, 6967004), (316682, 6888838), (626258, 3483502), (633364, 3444419), (1252516, 1741751)]