18117359

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1123}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 20960352

約数和(自身を除く): 2842993

約数列:

[1, 13, 17, 73, 221, 949, 1123, 1241, 14599, 16133, 19091, 81979, 248183, 1065727, 1393643, 18117359]

約数ペア:

[(1, 18117359), (13, 1393643), (17, 1065727), (73, 248183), (221, 81979), (949, 19091), (1123, 16133), (1241, 14599)]