20097946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1999}}^1$

素因数の和:2469

約数の個数: 16

約数和(自身を含む): 32976000

約数和(自身を除く): 12878054

約数列:

[1, 2, 11, 22, 457, 914, 1999, 3998, 5027, 10054, 21989, 43978, 913543, 1827086, 10048973, 20097946]

約数ペア:

[(1, 20097946), (2, 10048973), (11, 1827086), (22, 913543), (457, 43978), (914, 21989), (1999, 10054), (3998, 5027)]