20021392

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8287}}^1$

素因数の和:8446

約数の個数: 20

約数和(自身を含む): 39053056

約数和(自身を除く): 19031664

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8287, 16574, 33148, 66296, 132592, 1251337, 2502674, 5005348, 10010696, 20021392]

約数ペア:

[(1, 20021392), (2, 10010696), (4, 5005348), (8, 2502674), (16, 1251337), (151, 132592), (302, 66296), (604, 33148), (1208, 16574), (2416, 8287)]