256793968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{844717}}^1$

素因数の和:844744

約数の個数: 20

約数和(自身を含む): 523725160

約数和(自身を除く): 266931192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 844717, 1689434, 3378868, 6757736, 13515472, 16049623, 32099246, 64198492, 128396984, 256793968]

約数ペア:

[(1, 256793968), (2, 128396984), (4, 64198492), (8, 32099246), (16, 16049623), (19, 13515472), (38, 6757736), (76, 3378868), (152, 1689434), (304, 844717)]