20123998029

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{333383}}^1$

素因数の和:333761

約数の個数: 24

約数和(自身を含む): 30684663360

約数和(自身を除く): 10560665331

約数列:

[1, 3, 9, 19, 57, 171, 353, 1059, 3177, 6707, 20121, 60363, 333383, 1000149, 3000447, 6334277, 19002831, 57008493, 117684199, 353052597, 1059157791, 2235999781, 6707999343, 20123998029]

約数ペア:

[(1, 20123998029), (3, 6707999343), (9, 2235999781), (19, 1059157791), (57, 353052597), (171, 117684199), (353, 57008493), (1059, 19002831), (3177, 6334277), (6707, 3000447), (20121, 1000149), (60363, 333383)]