20180772887

素因数分解:

${\mathrm{11}}^2\times {\mathrm{409}}^1\times {\mathrm{407783}}^1$

素因数の和:408214

約数の個数: 12

約数和(自身を含む): 22236461520

約数和(自身を除く): 2055688633

約数列:

[1, 11, 121, 409, 4499, 49489, 407783, 4485613, 49341743, 166783247, 1834615717, 20180772887]

約数ペア:

[(1, 20180772887), (11, 1834615717), (121, 166783247), (409, 49341743), (4499, 4485613), (49489, 407783)]