19284489

素因数分解:

$3^2\times 7^3\times {\mathrm{6247}}^1$

素因数の和:6274

約数の個数: 24

約数和(自身を含む): 32489600

約数和(自身を除く): 13205111

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6247, 18741, 43729, 56223, 131187, 306103, 393561, 918309, 2142721, 2754927, 6428163, 19284489]

約数ペア:

[(1, 19284489), (3, 6428163), (7, 2754927), (9, 2142721), (21, 918309), (49, 393561), (63, 306103), (147, 131187), (343, 56223), (441, 43729), (1029, 18741), (3087, 6247)]