20665578

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181277}}^1$

素因数の和:181301

約数の個数: 16

約数和(自身を含む): 43506720

約数和(自身を除く): 22841142

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 181277, 362554, 543831, 1087662, 3444263, 6888526, 10332789, 20665578]

約数ペア:

[(1, 20665578), (2, 10332789), (3, 6888526), (6, 3444263), (19, 1087662), (38, 543831), (57, 362554), (114, 181277)]