20848054

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3947}}^1$

素因数の和:4107

約数の個数: 16

約数和(自身を含む): 33163200

約数和(自身を除く): 12315146

約数列:

[1, 2, 19, 38, 139, 278, 2641, 3947, 5282, 7894, 74993, 149986, 548633, 1097266, 10424027, 20848054]

約数ペア:

[(1, 20848054), (2, 10424027), (19, 1097266), (38, 548633), (139, 149986), (278, 74993), (2641, 7894), (3947, 5282)]