2018169920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{485137}}^1$

素因数の和:485167

約数の個数: 56

約数和(自身を含む): 5175452184

約数和(自身を除く): 3157282264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 485137, 970274, 1940548, 2425685, 3881096, 4851370, 6306781, 7762192, 9702740, 12613562, 15524384, 19405480, 25227124, 31048768, 31533905, 38810960, 50454248, 63067810, 77621920, 100908496, 126135620, 155243840, 201816992, 252271240, 403633984, 504542480, 1009084960, 2018169920]

約数ペア:

[(1, 2018169920), (2, 1009084960), (4, 504542480), (5, 403633984), (8, 252271240), (10, 201816992), (13, 155243840), (16, 126135620), (20, 100908496), (26, 77621920), (32, 63067810), (40, 50454248), (52, 38810960), (64, 31533905), (65, 31048768), (80, 25227124), (104, 19405480), (130, 15524384), (160, 12613562), (208, 9702740), (260, 7762192), (320, 6306781), (416, 4851370), (520, 3881096), (832, 2425685), (1040, 1940548), (2080, 970274), (4160, 485137)]