20861137

素因数分解:

${\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:480

約数の個数: 16

約数和(自身を含む): 23421888

約数和(自身を除く): 2560751

約数列:

[1, 11, 73, 83, 313, 803, 913, 3443, 6059, 22849, 25979, 66649, 251339, 285769, 1896467, 20861137]

約数ペア:

[(1, 20861137), (11, 1896467), (73, 285769), (83, 251339), (313, 66649), (803, 25979), (913, 22849), (3443, 6059)]