18305881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 20487168

約数和(自身を除く): 2181287

約数列:

[1, 11, 103, 107, 151, 1133, 1177, 1661, 11021, 15553, 16157, 121231, 171083, 177727, 1664171, 18305881]

約数ペア:

[(1, 18305881), (11, 1664171), (103, 177727), (107, 171083), (151, 121231), (1133, 16157), (1177, 15553), (1661, 11021)]