18156561

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1789}}^1$

素因数の和:2008

約数の個数: 16

約数和(自身を含む): 25776000

約数和(自身を除く): 7619439

約数列:

[1, 3, 17, 51, 199, 597, 1789, 3383, 5367, 10149, 30413, 91239, 356011, 1068033, 6052187, 18156561]

約数ペア:

[(1, 18156561), (3, 6052187), (17, 1068033), (51, 356011), (199, 91239), (597, 30413), (1789, 10149), (3383, 5367)]