20023476976

素因数分解:

$2^4\times {\mathrm{1423}}^1\times {\mathrm{879457}}^1$

素因数の和:880888

約数の個数: 20

約数和(自身を含む): 38822793952

約数和(自身を除く): 18799316976

約数列:

[1, 2, 4, 8, 16, 1423, 2846, 5692, 11384, 22768, 879457, 1758914, 3517828, 7035656, 14071312, 1251467311, 2502934622, 5005869244, 10011738488, 20023476976]

約数ペア:

[(1, 20023476976), (2, 10011738488), (4, 5005869244), (8, 2502934622), (16, 1251467311), (1423, 14071312), (2846, 7035656), (5692, 3517828), (11384, 1758914), (22768, 879457)]