20512007156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1321}}^1\times {\mathrm{204311}}^1$

素因数の和:205655

約数の個数: 24

約数和(自身を含む): 37814064960

約数和(自身を除く): 17302057804

約数列:

[1, 2, 4, 19, 38, 76, 1321, 2642, 5284, 25099, 50198, 100396, 204311, 408622, 817244, 3881909, 7763818, 15527636, 269894831, 539789662, 1079579324, 5128001789, 10256003578, 20512007156]

約数ペア:

[(1, 20512007156), (2, 10256003578), (4, 5128001789), (19, 1079579324), (38, 539789662), (76, 269894831), (1321, 15527636), (2642, 7763818), (5284, 3881909), (25099, 817244), (50198, 408622), (100396, 204311)]