20090615908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41509537}}^1$

素因数の和:41509563

約数の個数: 18

約数和(自身を含む): 38645379878

約数和(自身を除く): 18554763970

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41509537, 83019074, 166038148, 456604907, 913209814, 1826419628, 5022653977, 10045307954, 20090615908]

約数ペア:

[(1, 20090615908), (2, 10045307954), (4, 5022653977), (11, 1826419628), (22, 913209814), (44, 456604907), (121, 166038148), (242, 83019074), (484, 41509537)]