18460389

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 25090560

約数和(自身を除く): 6630171

約数列:

[1, 3, 107, 131, 321, 393, 439, 1317, 14017, 42051, 46973, 57509, 140919, 172527, 6153463, 18460389]

約数ペア:

[(1, 18460389), (3, 6153463), (107, 172527), (131, 140919), (321, 57509), (393, 46973), (439, 42051), (1317, 14017)]