18180837

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{359}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 27967680

約数和(自身を除く): 9786843

約数列:

[1, 3, 9, 17, 51, 153, 331, 359, 993, 1077, 2979, 3231, 5627, 6103, 16881, 18309, 50643, 54927, 118829, 356487, 1069461, 2020093, 6060279, 18180837]

約数ペア:

[(1, 18180837), (3, 6060279), (9, 2020093), (17, 1069461), (51, 356487), (153, 118829), (331, 54927), (359, 50643), (993, 18309), (1077, 16881), (2979, 6103), (3231, 5627)]