20971234

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{21269}}^1$

素因数の和:21317

約数の個数: 16

約数和(自身を含む): 34457400

約数和(自身を除く): 13486166

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 21269, 42538, 361573, 616801, 723146, 1233602, 10485617, 20971234]

約数ペア:

[(1, 20971234), (2, 10485617), (17, 1233602), (29, 723146), (34, 616801), (58, 361573), (493, 42538), (986, 21269)]