20135151939

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12136921}}^1$

素因数の和:12137010

約数の個数: 16

約数和(自身を含む): 31070520320

約数和(自身を除く): 10935368381

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 12136921, 36410763, 84958447, 254875341, 958816759, 2876450277, 6711717313, 20135151939]

約数ペア:

[(1, 20135151939), (3, 6711717313), (7, 2876450277), (21, 958816759), (79, 254875341), (237, 84958447), (553, 36410763), (1659, 12136921)]