2020894868

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{51193}}^1$

素因数の和:51407

約数の個数: 24

約数和(自身を含む): 3612248640

約数和(自身を除く): 1591353772

約数列:

[1, 2, 4, 71, 139, 142, 278, 284, 556, 9869, 19738, 39476, 51193, 102386, 204772, 3634703, 7115827, 7269406, 14231654, 14538812, 28463308, 505223717, 1010447434, 2020894868]

約数ペア:

[(1, 2020894868), (2, 1010447434), (4, 505223717), (71, 28463308), (139, 14538812), (142, 14231654), (278, 7269406), (284, 7115827), (556, 3634703), (9869, 204772), (19738, 102386), (39476, 51193)]