18170858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 30046464

約数和(自身を除く): 11875606

約数列:

[1, 2, 17, 34, 47, 83, 94, 137, 166, 274, 799, 1411, 1598, 2329, 2822, 3901, 4658, 6439, 7802, 11371, 12878, 22742, 66317, 109463, 132634, 193307, 218926, 386614, 534437, 1068874, 9085429, 18170858]

約数ペア:

[(1, 18170858), (2, 9085429), (17, 1068874), (34, 534437), (47, 386614), (83, 218926), (94, 193307), (137, 132634), (166, 109463), (274, 66317), (799, 22742), (1411, 12878), (1598, 11371), (2329, 7802), (2822, 6439), (3901, 4658)]