20808624565

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{2953}}^1\times {\mathrm{10139}}^1$

素因数の和:13236

約数の個数: 16

約数和(自身を含む): 25160990400

約数和(自身を除く): 4352365835

約数列:

[1, 5, 139, 695, 2953, 10139, 14765, 50695, 410467, 1409321, 2052335, 7046605, 29940467, 149702335, 4161724913, 20808624565]

約数ペア:

[(1, 20808624565), (5, 4161724913), (139, 149702335), (695, 29940467), (2953, 7046605), (10139, 2052335), (14765, 1409321), (50695, 410467)]