20123802886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1\times {\mathrm{814531}}^1$

素因数の和:815667

約数の個数: 16

約数和(自身を含む): 32959222848

約数和(自身を除く): 12835419962

約数列:

[1, 2, 11, 22, 1123, 2246, 12353, 24706, 814531, 1629062, 8959841, 17919682, 914718313, 1829436626, 10061901443, 20123802886]

約数ペア:

[(1, 20123802886), (2, 10061901443), (11, 1829436626), (22, 914718313), (1123, 17919682), (2246, 8959841), (12353, 1629062), (24706, 814531)]