18047081

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:800

約数の個数: 16

約数和(自身を含む): 20772864

約数和(自身を除く): 2725783

約数列:

[1, 13, 17, 127, 221, 643, 1651, 2159, 8359, 10931, 28067, 81661, 142103, 1061593, 1388237, 18047081]

約数ペア:

[(1, 18047081), (13, 1388237), (17, 1061593), (127, 142103), (221, 81661), (643, 28067), (1651, 10931), (2159, 8359)]