20831224

素因数分解:

$2^3\times {\mathrm{191}}^1\times {\mathrm{13633}}^1$

素因数の和:13830

約数の個数: 16

約数和(自身を含む): 39265920

約数和(自身を除く): 18434696

約数列:

[1, 2, 4, 8, 191, 382, 764, 1528, 13633, 27266, 54532, 109064, 2603903, 5207806, 10415612, 20831224]

約数ペア:

[(1, 20831224), (2, 10415612), (4, 5207806), (8, 2603903), (191, 109064), (382, 54532), (764, 27266), (1528, 13633)]