18613946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 33239808

約数和(自身を除く): 14625862

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 1831, 3662, 5083, 10166, 23803, 31127, 42113, 47606, 62254, 84226, 404651, 547469, 715921, 809302, 1094938, 1431842, 9306973, 18613946]

約数ペア:

[(1, 18613946), (2, 9306973), (13, 1431842), (17, 1094938), (23, 809302), (26, 715921), (34, 547469), (46, 404651), (221, 84226), (299, 62254), (391, 47606), (442, 42113), (598, 31127), (782, 23803), (1831, 10166), (3662, 5083)]