28569776

素因数分解:

$2^4\times {\mathrm{643}}^1\times {\mathrm{2777}}^1$

素因数の和:3428

約数の個数: 20

約数和(自身を含む): 55459992

約数和(自身を除く): 26890216

約数列:

[1, 2, 4, 8, 16, 643, 1286, 2572, 2777, 5144, 5554, 10288, 11108, 22216, 44432, 1785611, 3571222, 7142444, 14284888, 28569776]

約数ペア:

[(1, 28569776), (2, 14284888), (4, 7142444), (8, 3571222), (16, 1785611), (643, 44432), (1286, 22216), (2572, 11108), (2777, 10288), (5144, 5554)]