18142818

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{70321}}^1$

素因数の和:70369

約数の個数: 16

約数和(自身を含む): 37130016

約数和(自身を除く): 18987198

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 70321, 140642, 210963, 421926, 3023803, 6047606, 9071409, 18142818]

約数ペア:

[(1, 18142818), (2, 9071409), (3, 6047606), (6, 3023803), (43, 421926), (86, 210963), (129, 140642), (258, 70321)]