264395728

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{126143}}^1$

素因数の和:126282

約数の個数: 20

約数和(自身を含む): 516181248

約数和(自身を除く): 251785520

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 126143, 252286, 504572, 1009144, 2018288, 16524733, 33049466, 66098932, 132197864, 264395728]

約数ペア:

[(1, 264395728), (2, 132197864), (4, 66098932), (8, 33049466), (16, 16524733), (131, 2018288), (262, 1009144), (524, 504572), (1048, 252286), (2096, 126143)]