20384169

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27509}}^1$

素因数の和:27544

約数の個数: 16

約数和(自身を含む): 30811200

約数和(自身を除く): 10427031

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27509, 82527, 357617, 522671, 1072851, 1568013, 6794723, 20384169]

約数ペア:

[(1, 20384169), (3, 6794723), (13, 1568013), (19, 1072851), (39, 522671), (57, 357617), (247, 82527), (741, 27509)]