2018090781

素因数分解:

$3^4\times 7^1\times {\mathrm{331}}^1\times {\mathrm{10753}}^1$

素因数の和:11103

約数の個数: 40

約数和(自身を含む): 3456077504

約数和(自身を除く): 1437986723

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 331, 567, 993, 2317, 2979, 6951, 8937, 10753, 20853, 26811, 32259, 62559, 75271, 96777, 187677, 225813, 290331, 677439, 870993, 2032317, 3559243, 6096951, 10677729, 24914701, 32033187, 74744103, 96099561, 224232309, 288298683, 672696927, 2018090781]

約数ペア:

[(1, 2018090781), (3, 672696927), (7, 288298683), (9, 224232309), (21, 96099561), (27, 74744103), (63, 32033187), (81, 24914701), (189, 10677729), (331, 6096951), (567, 3559243), (993, 2032317), (2317, 870993), (2979, 677439), (6951, 290331), (8937, 225813), (10753, 187677), (20853, 96777), (26811, 75271), (32259, 62559)]