200705968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{660217}}^1$

素因数の和:660244

約数の個数: 20

約数和(自身を含む): 409335160

約数和(自身を除く): 208629192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 660217, 1320434, 2640868, 5281736, 10563472, 12544123, 25088246, 50176492, 100352984, 200705968]

約数ペア:

[(1, 200705968), (2, 100352984), (4, 50176492), (8, 25088246), (16, 12544123), (19, 10563472), (38, 5281736), (76, 2640868), (152, 1320434), (304, 660217)]