20609121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1667}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 29703744

約数和(自身を除く): 9094623

約数列:

[1, 3, 13, 39, 317, 951, 1667, 4121, 5001, 12363, 21671, 65013, 528439, 1585317, 6869707, 20609121]

約数ペア:

[(1, 20609121), (3, 6869707), (13, 1585317), (39, 528439), (317, 65013), (951, 21671), (1667, 12363), (4121, 5001)]