18804279

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6791}}^1$

素因数の和:6878

約数の個数: 16

約数和(自身を含む): 27385344

約数和(自身を除く): 8581065

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 6791, 20373, 88283, 264849, 482161, 1446483, 6268093, 18804279]

約数ペア:

[(1, 18804279), (3, 6268093), (13, 1446483), (39, 482161), (71, 264849), (213, 88283), (923, 20373), (2769, 6791)]