18130347

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 28136160

約数和(自身を除く): 10005813

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 1669, 3621, 5007, 10863, 15021, 28373, 85119, 118499, 255357, 355497, 1066491, 2014483, 6043449, 18130347]

約数ペア:

[(1, 18130347), (3, 6043449), (9, 2014483), (17, 1066491), (51, 355497), (71, 255357), (153, 118499), (213, 85119), (639, 28373), (1207, 15021), (1669, 10863), (3621, 5007)]