18826027

素因数分解:

${\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{991}}^1$

素因数の和:1170

約数の個数: 12

約数和(自身を含む): 20845888

約数和(自身を除く): 2019861

約数列:

[1, 11, 121, 157, 991, 1727, 10901, 18997, 119911, 155587, 1711457, 18826027]

約数ペア:

[(1, 18826027), (11, 1711457), (121, 155587), (157, 119911), (991, 18997), (1727, 10901)]