18139348

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 32457600

約数和(自身を除く): 14318252

約数列:

[1, 2, 4, 79, 137, 158, 274, 316, 419, 548, 838, 1676, 10823, 21646, 33101, 43292, 57403, 66202, 114806, 132404, 229612, 4534837, 9069674, 18139348]

約数ペア:

[(1, 18139348), (2, 9069674), (4, 4534837), (79, 229612), (137, 132404), (158, 114806), (274, 66202), (316, 57403), (419, 43292), (548, 33101), (838, 21646), (1676, 10823)]