20355868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23027}}^1$

素因数の和:23061

約数の個数: 24

約数和(自身を含む): 40621392

約数和(自身を除く): 20265524

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23027, 46054, 92108, 299351, 391459, 598702, 782918, 1197404, 1565836, 5088967, 10177934, 20355868]

約数ペア:

[(1, 20355868), (2, 10177934), (4, 5088967), (13, 1565836), (17, 1197404), (26, 782918), (34, 598702), (52, 391459), (68, 299351), (221, 92108), (442, 46054), (884, 23027)]