18172886

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:727

約数の個数: 16

約数和(自身を含む): 27710208

約数和(自身を除く): 9537322

約数列:

[1, 2, 113, 191, 226, 382, 421, 842, 21583, 43166, 47573, 80411, 95146, 160822, 9086443, 18172886]

約数ペア:

[(1, 18172886), (2, 9086443), (113, 160822), (191, 95146), (226, 80411), (382, 47573), (421, 43166), (842, 21583)]