28717744

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{163169}}^1$

素因数の和:163188

約数の個数: 20

約数和(自身を含む): 60699240

約数和(自身を除く): 31981496

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 163169, 326338, 652676, 1305352, 1794859, 2610704, 3589718, 7179436, 14358872, 28717744]

約数ペア:

[(1, 28717744), (2, 14358872), (4, 7179436), (8, 3589718), (11, 2610704), (16, 1794859), (22, 1305352), (44, 652676), (88, 326338), (176, 163169)]