20005925967

素因数分解:

$3^3\times {\mathrm{1637}}^1\times {\mathrm{452633}}^1$

素因数の和:454279

約数の個数: 16

約数和(自身を含む): 29656579680

約数和(自身を除く): 9650653713

約数列:

[1, 3, 9, 27, 1637, 4911, 14733, 44199, 452633, 1357899, 4073697, 12221091, 740960221, 2222880663, 6668641989, 20005925967]

約数ペア:

[(1, 20005925967), (3, 6668641989), (9, 2222880663), (27, 740960221), (1637, 12221091), (4911, 4073697), (14733, 1357899), (44199, 452633)]