20474069

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15641}}^1$

素因数の和:15676

約数の個数: 16

約数和(自身を含む): 27029376

約数和(自身を除く): 6555307

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 15641, 109487, 172051, 265897, 1204357, 1861279, 2924867, 20474069]

約数ペア:

[(1, 20474069), (7, 2924867), (11, 1861279), (17, 1204357), (77, 265897), (119, 172051), (187, 109487), (1309, 15641)]