85641968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{281717}}^1$

素因数の和:281744

約数の個数: 20

約数和(自身を含む): 174665160

約数和(自身を除く): 89023192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 281717, 563434, 1126868, 2253736, 4507472, 5352623, 10705246, 21410492, 42820984, 85641968]

約数ペア:

[(1, 85641968), (2, 42820984), (4, 21410492), (8, 10705246), (16, 5352623), (19, 4507472), (38, 2253736), (76, 1126868), (152, 563434), (304, 281717)]