20805217191

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{9539}}^1\times {\mathrm{22031}}^1$

素因数の和:31587

約数の個数: 24

約数和(自身を含む): 32788903680

約数和(自身を除く): 11983686489

約数列:

[1, 3, 9, 11, 33, 99, 9539, 22031, 28617, 66093, 85851, 104929, 198279, 242341, 314787, 727023, 944361, 2181069, 210153709, 630461127, 1891383381, 2311690799, 6935072397, 20805217191]

約数ペア:

[(1, 20805217191), (3, 6935072397), (9, 2311690799), (11, 1891383381), (33, 630461127), (99, 210153709), (9539, 2181069), (22031, 944361), (28617, 727023), (66093, 314787), (85851, 242341), (104929, 198279)]