20358507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1549}}^1$

素因数の和:1902

約数の個数: 16

約数和(自身を含む): 29338400

約数和(自身を除く): 8979893

約数列:

[1, 3, 13, 39, 337, 1011, 1549, 4381, 4647, 13143, 20137, 60411, 522013, 1566039, 6786169, 20358507]

約数ペア:

[(1, 20358507), (3, 6786169), (13, 1566039), (39, 522013), (337, 60411), (1011, 20137), (1549, 13143), (4381, 4647)]