20146940864

素因数分解:

$2^6\times {\mathrm{2551}}^1\times {\mathrm{123401}}^1$

素因数の和:125964

約数の個数: 28

約数和(自身を含む): 39995081808

約数和(自身を除く): 19848140944

約数列:

[1, 2, 4, 8, 16, 32, 64, 2551, 5102, 10204, 20408, 40816, 81632, 123401, 163264, 246802, 493604, 987208, 1974416, 3948832, 7897664, 314795951, 629591902, 1259183804, 2518367608, 5036735216, 10073470432, 20146940864]

約数ペア:

[(1, 20146940864), (2, 10073470432), (4, 5036735216), (8, 2518367608), (16, 1259183804), (32, 629591902), (64, 314795951), (2551, 7897664), (5102, 3948832), (10204, 1974416), (20408, 987208), (40816, 493604), (81632, 246802), (123401, 163264)]