18506306

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4421}}^1$

素因数の和:4466

約数の個数: 32

約数和(自身を含む): 35659008

約数和(自身を除く): 17152702

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 4421, 8842, 30947, 57473, 61894, 101683, 114946, 203366, 402311, 711781, 804622, 1321879, 1423562, 2643758, 9253153, 18506306]

約数ペア:

[(1, 18506306), (2, 9253153), (7, 2643758), (13, 1423562), (14, 1321879), (23, 804622), (26, 711781), (46, 402311), (91, 203366), (161, 114946), (182, 101683), (299, 61894), (322, 57473), (598, 30947), (2093, 8842), (4186, 4421)]