19024820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23201}}^1$

素因数の和:23251

約数の個数: 24

約数和(自身を含む): 40928328

約数和(自身を除く): 21903508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 23201, 46402, 92804, 116005, 232010, 464020, 951241, 1902482, 3804964, 4756205, 9512410, 19024820]

約数ペア:

[(1, 19024820), (2, 9512410), (4, 4756205), (5, 3804964), (10, 1902482), (20, 951241), (41, 464020), (82, 232010), (164, 116005), (205, 92804), (410, 46402), (820, 23201)]