20048590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 37394784

約数和(自身を除く): 17346194

約数列:

[1, 2, 5, 10, 41, 82, 107, 205, 214, 410, 457, 535, 914, 1070, 2285, 4387, 4570, 8774, 18737, 21935, 37474, 43870, 48899, 93685, 97798, 187370, 244495, 488990, 2004859, 4009718, 10024295, 20048590]

約数ペア:

[(1, 20048590), (2, 10024295), (5, 4009718), (10, 2004859), (41, 488990), (82, 244495), (107, 187370), (205, 97798), (214, 93685), (410, 48899), (457, 43870), (535, 37474), (914, 21935), (1070, 18737), (2285, 8774), (4387, 4570)]