20508242

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:817

約数の個数: 16

約数和(自身を含む): 31328640

約数和(自身を除く): 10820398

約数列:

[1, 2, 79, 158, 293, 443, 586, 886, 23147, 34997, 46294, 69994, 129799, 259598, 10254121, 20508242]

約数ペア:

[(1, 20508242), (2, 10254121), (79, 259598), (158, 129799), (293, 69994), (443, 46294), (586, 34997), (886, 23147)]