43890044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1999}}^1$

素因数の和:2513

約数の個数: 24

約数和(自身を含む): 84000000

約数和(自身を除く): 40109956

約数列:

[1, 2, 4, 11, 22, 44, 499, 998, 1996, 1999, 3998, 5489, 7996, 10978, 21956, 21989, 43978, 87956, 997501, 1995002, 3990004, 10972511, 21945022, 43890044]

約数ペア:

[(1, 43890044), (2, 21945022), (4, 10972511), (11, 3990004), (22, 1995002), (44, 997501), (499, 87956), (998, 43978), (1996, 21989), (1999, 21956), (3998, 10978), (5489, 7996)]