20875652

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3863}}^1$

素因数の和:4067

約数の個数: 24

約数和(自身を含む): 41978496

約数和(自身を除く): 21102844

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 3863, 5404, 7726, 15452, 27041, 54082, 108164, 745559, 1491118, 2982236, 5218913, 10437826, 20875652]

約数ペア:

[(1, 20875652), (2, 10437826), (4, 5218913), (7, 2982236), (14, 1491118), (28, 745559), (193, 108164), (386, 54082), (772, 27041), (1351, 15452), (2702, 7726), (3863, 5404)]