19954676

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4783}}^1$

素因数の和:4943

約数の個数: 24

約数和(自身を含む): 40185600

約数和(自身を除く): 20230924

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4783, 9566, 19132, 33481, 66962, 133924, 712667, 1425334, 2850668, 4988669, 9977338, 19954676]

約数ペア:

[(1, 19954676), (2, 9977338), (4, 4988669), (7, 2850668), (14, 1425334), (28, 712667), (149, 133924), (298, 66962), (596, 33481), (1043, 19132), (2086, 9566), (4172, 4783)]