20209866

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{47441}}^1$

素因数の和:47517

約数の個数: 16

約数和(自身を含む): 40989888

約数和(自身を除く): 20780022

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 47441, 94882, 142323, 284646, 3368311, 6736622, 10104933, 20209866]

約数ペア:

[(1, 20209866), (2, 10104933), (3, 6736622), (6, 3368311), (71, 284646), (142, 142323), (213, 94882), (426, 47441)]