18247060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70181}}^1$

素因数の和:70203

約数の個数: 24

約数和(自身を含む): 41267016

約数和(自身を除く): 23019956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 70181, 140362, 280724, 350905, 701810, 912353, 1403620, 1824706, 3649412, 4561765, 9123530, 18247060]

約数ペア:

[(1, 18247060), (2, 9123530), (4, 4561765), (5, 3649412), (10, 1824706), (13, 1403620), (20, 912353), (26, 701810), (52, 350905), (65, 280724), (130, 140362), (260, 70181)]