18211306

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{1321}}^1$

素因数の和:1497

約数の個数: 16

約数和(自身を含む): 28031688

約数和(自身を除く): 9820382

約数列:

[1, 2, 61, 113, 122, 226, 1321, 2642, 6893, 13786, 80581, 149273, 161162, 298546, 9105653, 18211306]

約数ペア:

[(1, 18211306), (2, 9105653), (61, 298546), (113, 161162), (122, 149273), (226, 80581), (1321, 13786), (2642, 6893)]