25213456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{82939}}^1$

素因数の和:82966

約数の個数: 20

約数和(自身を含む): 51422800

約数和(自身を除く): 26209344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 82939, 165878, 331756, 663512, 1327024, 1575841, 3151682, 6303364, 12606728, 25213456]

約数ペア:

[(1, 25213456), (2, 12606728), (4, 6303364), (8, 3151682), (16, 1575841), (19, 1327024), (38, 663512), (76, 331756), (152, 165878), (304, 82939)]