126987184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{417721}}^1$

素因数の和:417748

約数の個数: 20

約数和(自身を含む): 258987640

約数和(自身を除く): 132000456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 417721, 835442, 1670884, 3341768, 6683536, 7936699, 15873398, 31746796, 63493592, 126987184]

約数ペア:

[(1, 126987184), (2, 63493592), (4, 31746796), (8, 15873398), (16, 7936699), (19, 6683536), (38, 3341768), (76, 1670884), (152, 835442), (304, 417721)]