19660561285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{35933}}^1$

素因数の和:36153

約数の個数: 32

約数和(自身を含む): 25753466592

約数和(自身を除く): 6092905307

約数列:

[1, 5, 17, 41, 85, 157, 205, 697, 785, 2669, 3485, 6437, 13345, 32185, 35933, 109429, 179665, 547145, 610861, 1473253, 3054305, 5641481, 7366265, 25045301, 28207405, 95905177, 125226505, 231300721, 479525885, 1156503605, 3932112257, 19660561285]

約数ペア:

[(1, 19660561285), (5, 3932112257), (17, 1156503605), (41, 479525885), (85, 231300721), (157, 125226505), (205, 95905177), (697, 28207405), (785, 25045301), (2669, 7366265), (3485, 5641481), (6437, 3054305), (13345, 1473253), (32185, 610861), (35933, 547145), (109429, 179665)]