19832589

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7321}}^1$

素因数の和:7377

約数の個数: 24

約数和(自身を含む): 33505472

約数和(自身を除く): 13672883

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 7321, 21963, 51247, 65889, 153741, 314803, 461223, 944409, 2203621, 2833227, 6610863, 19832589]

約数ペア:

[(1, 19832589), (3, 6610863), (7, 2833227), (9, 2203621), (21, 944409), (43, 461223), (63, 314803), (129, 153741), (301, 65889), (387, 51247), (903, 21963), (2709, 7321)]