857392

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1356

約数の個数: 20

約数和(自身を含む): 1703016

約数和(自身を除く): 845624

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1307, 2614, 5228, 10456, 20912, 53587, 107174, 214348, 428696, 857392]

約数ペア:

[(1, 857392), (2, 428696), (4, 214348), (8, 107174), (16, 53587), (41, 20912), (82, 10456), (164, 5228), (328, 2614), (656, 1307)]