28680976

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43721}}^1$

素因数の和:43770

約数の個数: 20

約数和(自身を含む): 56926044

約数和(自身を除く): 28245068

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 43721, 87442, 174884, 349768, 699536, 1792561, 3585122, 7170244, 14340488, 28680976]

約数ペア:

[(1, 28680976), (2, 14340488), (4, 7170244), (8, 3585122), (16, 1792561), (41, 699536), (82, 349768), (164, 174884), (328, 87442), (656, 43721)]