208293790

素因数分解:

$2^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{20441}}^1$

素因数の和:21467

約数の個数: 16

約数和(自身を含む): 375315120

約数和(自身を除く): 167021330

約数列:

[1, 2, 5, 10, 1019, 2038, 5095, 10190, 20441, 40882, 102205, 204410, 20829379, 41658758, 104146895, 208293790]

約数ペア:

[(1, 208293790), (2, 104146895), (5, 41658758), (10, 20829379), (1019, 204410), (2038, 102205), (5095, 40882), (10190, 20441)]