20380503

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47507}}^1$

素因数の和:47534

約数の個数: 16

約数和(自身を含む): 31925376

約数和(自身を除く): 11544873

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 47507, 142521, 522577, 617591, 1567731, 1852773, 6793501, 20380503]

約数ペア:

[(1, 20380503), (3, 6793501), (11, 1852773), (13, 1567731), (33, 617591), (39, 522577), (143, 142521), (429, 47507)]