20215723084

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{1459}}^1\times {\mathrm{38921}}^1$

素因数の和:40473

約数の個数: 24

約数和(自身を含む): 35800455600

約数和(自身を除く): 15584732516

約数列:

[1, 2, 4, 89, 178, 356, 1459, 2918, 5836, 38921, 77842, 129851, 155684, 259702, 519404, 3463969, 6927938, 13855876, 56785739, 113571478, 227142956, 5053930771, 10107861542, 20215723084]

約数ペア:

[(1, 20215723084), (2, 10107861542), (4, 5053930771), (89, 227142956), (178, 113571478), (356, 56785739), (1459, 13855876), (2918, 6927938), (5836, 3463969), (38921, 519404), (77842, 259702), (129851, 155684)]