18317959

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4259}}^1$

素因数の和:4310

約数の個数: 16

約数和(自身を含む): 22083840

約数和(自身を除く): 3765881

約数列:

[1, 11, 17, 23, 187, 253, 391, 4259, 4301, 46849, 72403, 97957, 796433, 1077527, 1665269, 18317959]

約数ペア:

[(1, 18317959), (11, 1665269), (17, 1077527), (23, 796433), (187, 97957), (253, 72403), (391, 46849), (4259, 4301)]