18789066737

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1\times {\mathrm{3389}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 22963046400

約数和(自身を除く): 4173979663

約数列:

[1, 7, 29, 31, 203, 217, 881, 899, 3389, 6167, 6293, 23723, 25549, 27311, 98281, 105059, 178843, 191177, 687967, 735413, 792019, 2985709, 3046711, 5544133, 20899963, 21326977, 86585561, 92556979, 606098927, 647898853, 2684152391, 18789066737]

約数ペア:

[(1, 18789066737), (7, 2684152391), (29, 647898853), (31, 606098927), (203, 92556979), (217, 86585561), (881, 21326977), (899, 20899963), (3389, 5544133), (6167, 3046711), (6293, 2985709), (23723, 792019), (25549, 735413), (27311, 687967), (98281, 191177), (105059, 178843)]