18685434245

素因数分解:

$5^1\times {\mathrm{397}}^1\times {\mathrm{919}}^1\times {\mathrm{10243}}^1$

素因数の和:11564

約数の個数: 16

約数和(自身を含む): 22505658240

約数和(自身を除く): 3820223995

約数列:

[1, 5, 397, 919, 1985, 4595, 10243, 51215, 364843, 1824215, 4066471, 9413317, 20332355, 47066585, 3737086849, 18685434245]

約数ペア:

[(1, 18685434245), (5, 3737086849), (397, 47066585), (919, 20332355), (1985, 9413317), (4595, 4066471), (10243, 1824215), (51215, 364843)]