20702977235

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{9421}}^1$

素因数の和:9743

約数の個数: 32

約数和(自身を含む): 26326726272

約数和(自身を除く): 5623749037

約数列:

[1, 5, 23, 97, 115, 197, 485, 985, 2231, 4531, 9421, 11155, 19109, 22655, 47105, 95545, 216683, 439507, 913837, 1083415, 1855937, 2197535, 4569185, 9279685, 21018251, 42686551, 105091255, 180025889, 213432755, 900129445, 4140595447, 20702977235]

約数ペア:

[(1, 20702977235), (5, 4140595447), (23, 900129445), (97, 213432755), (115, 180025889), (197, 105091255), (485, 42686551), (985, 21018251), (2231, 9279685), (4531, 4569185), (9421, 2197535), (11155, 1855937), (19109, 1083415), (22655, 913837), (47105, 439507), (95545, 216683)]