19663112

素因数分解:

$2^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 43392960

約数和(自身を除く): 23729848

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 103, 196, 206, 392, 412, 487, 721, 824, 974, 1442, 1948, 2884, 3409, 3896, 5047, 5768, 6818, 10094, 13636, 20188, 23863, 27272, 40376, 47726, 50161, 95452, 100322, 190904, 200644, 351127, 401288, 702254, 1404508, 2457889, 2809016, 4915778, 9831556, 19663112]

約数ペア:

[(1, 19663112), (2, 9831556), (4, 4915778), (7, 2809016), (8, 2457889), (14, 1404508), (28, 702254), (49, 401288), (56, 351127), (98, 200644), (103, 190904), (196, 100322), (206, 95452), (392, 50161), (412, 47726), (487, 40376), (721, 27272), (824, 23863), (974, 20188), (1442, 13636), (1948, 10094), (2884, 6818), (3409, 5768), (3896, 5047)]