20684246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15413}}^1$

素因数の和:15487

約数の個数: 16

約数和(自身を含む): 34404048

約数和(自身を除く): 13719802

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 15413, 30826, 169543, 339086, 940193, 1880386, 10342123, 20684246]

約数ペア:

[(1, 20684246), (2, 10342123), (11, 1880386), (22, 940193), (61, 339086), (122, 169543), (671, 30826), (1342, 15413)]