2005128902

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{187711}}^1$

素因数の和:187836

約数の個数: 24

約数和(自身を含む): 3530862720

約数和(自身を除く): 1525733818

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 5341, 10682, 187711, 375422, 1313977, 2627954, 9197839, 18395678, 20460499, 40920998, 143223493, 286446986, 1002564451, 2005128902]

約数ペア:

[(1, 2005128902), (2, 1002564451), (7, 286446986), (14, 143223493), (49, 40920998), (98, 20460499), (109, 18395678), (218, 9197839), (763, 2627954), (1526, 1313977), (5341, 375422), (10682, 187711)]