2019920650851

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{22091}}^1\times {\mathrm{19157}}^1$

素因数の和:41331

約数の個数: 32

約数和(自身を含む): 2830619328768

約数和(自身を除く): 810698677917

約数列:

[1, 3, 37, 43, 111, 129, 1591, 4773, 19157, 22091, 57471, 66273, 708809, 817367, 823751, 949913, 2126427, 2452101, 2471253, 2849739, 30478787, 35146781, 91436361, 105440343, 423197287, 1269591861, 15658299619, 18197483341, 46974898857, 54592450023, 673306883617, 2019920650851]

約数ペア:

[(1, 2019920650851), (3, 673306883617), (37, 54592450023), (43, 46974898857), (111, 18197483341), (129, 15658299619), (1591, 1269591861), (4773, 423197287), (19157, 105440343), (22091, 91436361), (57471, 35146781), (66273, 30478787), (708809, 2849739), (817367, 2471253), (823751, 2452101), (949913, 2126427)]