18868967

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:482

約数の個数: 16

約数和(自身を含む): 21010080

約数和(自身を除く): 2141113

約数列:

[1, 13, 59, 73, 337, 767, 949, 4307, 4381, 19883, 24601, 55991, 258479, 319813, 1451459, 18868967]

約数ペア:

[(1, 18868967), (13, 1451459), (59, 319813), (73, 258479), (337, 55991), (767, 24601), (949, 19883), (4307, 4381)]