18813470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144719}}^1$

素因数の和:144739

約数の個数: 16

約数和(自身を含む): 36469440

約数和(自身を除く): 17655970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 144719, 289438, 723595, 1447190, 1881347, 3762694, 9406735, 18813470]

約数ペア:

[(1, 18813470), (2, 9406735), (5, 3762694), (10, 1881347), (13, 1447190), (26, 723595), (65, 289438), (130, 144719)]