2017663504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{21341}}^1$

素因数の和:21679

約数の個数: 40

約数和(自身を含む): 4128396480

約数和(自身を除く): 2110732976

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 311, 622, 1244, 2488, 4976, 5909, 11818, 21341, 23636, 42682, 47272, 85364, 94544, 170728, 341456, 405479, 810958, 1621916, 3243832, 6487664, 6637051, 13274102, 26548204, 53096408, 106192816, 126103969, 252207938, 504415876, 1008831752, 2017663504]

約数ペア:

[(1, 2017663504), (2, 1008831752), (4, 504415876), (8, 252207938), (16, 126103969), (19, 106192816), (38, 53096408), (76, 26548204), (152, 13274102), (304, 6637051), (311, 6487664), (622, 3243832), (1244, 1621916), (2488, 810958), (4976, 405479), (5909, 341456), (11818, 170728), (21341, 94544), (23636, 85364), (42682, 47272)]