191661968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{630467}}^1$

素因数の和:630494

約数の個数: 20

約数和(自身を含む): 390890160

約数和(自身を除く): 199228192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 630467, 1260934, 2521868, 5043736, 10087472, 11978873, 23957746, 47915492, 95830984, 191661968]

約数ペア:

[(1, 191661968), (2, 95830984), (4, 47915492), (8, 23957746), (16, 11978873), (19, 10087472), (38, 5043736), (76, 2521868), (152, 1260934), (304, 630467)]