18504687

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3391}}^1$

素因数の和:3518

約数の個数: 16

約数和(自身を含む): 26376192

約数和(自身を除く): 7871505

約数列:

[1, 3, 17, 51, 107, 321, 1819, 3391, 5457, 10173, 57647, 172941, 362837, 1088511, 6168229, 18504687]

約数ペア:

[(1, 18504687), (3, 6168229), (17, 1088511), (51, 362837), (107, 172941), (321, 57647), (1819, 10173), (3391, 5457)]