19041057

素因数分解:

$3^2\times 7^2\times {\mathrm{43177}}^1$

素因数の和:43197

約数の個数: 18

約数和(自身を含む): 31994898

約数和(自身を除く): 12953841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 43177, 129531, 302239, 388593, 906717, 2115673, 2720151, 6347019, 19041057]

約数ペア:

[(1, 19041057), (3, 6347019), (7, 2720151), (9, 2115673), (21, 906717), (49, 388593), (63, 302239), (147, 129531), (441, 43177)]