20654876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{469429}}^1$

素因数の和:469444

約数の個数: 12

約数和(自身を含む): 39432120

約数和(自身を除く): 18777244

約数列:

[1, 2, 4, 11, 22, 44, 469429, 938858, 1877716, 5163719, 10327438, 20654876]

約数ペア:

[(1, 20654876), (2, 10327438), (4, 5163719), (11, 1877716), (22, 938858), (44, 469429)]