20408873195

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1687381}}^1$

素因数の和:1687486

約数の個数: 16

約数和(自身を含む): 25513215840

約数和(自身を除く): 5104342645

約数列:

[1, 5, 41, 59, 205, 295, 2419, 12095, 1687381, 8436905, 69182621, 99555479, 345913105, 497777395, 4081774639, 20408873195]

約数ペア:

[(1, 20408873195), (5, 4081774639), (41, 497777395), (59, 345913105), (205, 99555479), (295, 69182621), (2419, 8436905), (12095, 1687381)]