18038657

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10433}}^1$

素因数の和:10472

約数の個数: 16

約数和(自身を含む): 23372160

約数和(自身を除く): 5333503

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 10433, 73031, 135629, 198227, 949403, 1387589, 2576951, 18038657]

約数ペア:

[(1, 18038657), (7, 2576951), (13, 1387589), (19, 949403), (91, 198227), (133, 135629), (247, 73031), (1729, 10433)]