18215704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10303}}^1$

素因数の和:10339

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 20733416

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10303, 20606, 41212, 82424, 133939, 175151, 267878, 350302, 535756, 700604, 1071512, 1401208, 2276963, 4553926, 9107852, 18215704]

約数ペア:

[(1, 18215704), (2, 9107852), (4, 4553926), (8, 2276963), (13, 1401208), (17, 1071512), (26, 700604), (34, 535756), (52, 350302), (68, 267878), (104, 175151), (136, 133939), (221, 82424), (442, 41212), (884, 20606), (1768, 10303)]