2018643207

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691553}}^1$

素因数の和:691702

約数の個数: 16

約数和(自身を含む): 3098161920

約数和(自身を除く): 1079518713

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 691553, 2074659, 4840871, 14522613, 96125867, 288377601, 672881069, 2018643207]

約数ペア:

[(1, 2018643207), (3, 672881069), (7, 288377601), (21, 96125867), (139, 14522613), (417, 4840871), (973, 2074659), (2919, 691553)]