20216929444

素因数分解:

$2^2\times {\mathrm{311}}^1\times {\mathrm{2531}}^1\times {\mathrm{6421}}^1$

素因数の和:9267

約数の個数: 24

約数和(自身を含む): 35512940736

約数和(自身を除く): 15296011292

約数列:

[1, 2, 4, 311, 622, 1244, 2531, 5062, 6421, 10124, 12842, 25684, 787141, 1574282, 1996931, 3148564, 3993862, 7987724, 16251551, 32503102, 65006204, 5054232361, 10108464722, 20216929444]

約数ペア:

[(1, 20216929444), (2, 10108464722), (4, 5054232361), (311, 65006204), (622, 32503102), (1244, 16251551), (2531, 7987724), (5062, 3993862), (6421, 3148564), (10124, 1996931), (12842, 1574282), (25684, 787141)]