18680459518

素因数分解:

$2^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{5726689}}^1$

素因数の和:5726931

約数の個数: 16

約数和(自身を含む): 32161091040

約数和(自身を除く): 13480631522

約数列:

[1, 2, 7, 14, 233, 466, 1631, 3262, 5726689, 11453378, 40086823, 80173646, 1334318537, 2668637074, 9340229759, 18680459518]

約数ペア:

[(1, 18680459518), (2, 9340229759), (7, 2668637074), (14, 1334318537), (233, 80173646), (466, 40086823), (1631, 11453378), (3262, 5726689)]