19569123

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2903}}^1$

素因数の和:3023

約数の個数: 24

約数和(自身を含む): 32617728

約数和(自身を除く): 13048605

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 2903, 6741, 8709, 20321, 26127, 60963, 182889, 310621, 931863, 2174347, 2795589, 6523041, 19569123]

約数ペア:

[(1, 19569123), (3, 6523041), (7, 2795589), (9, 2174347), (21, 931863), (63, 310621), (107, 182889), (321, 60963), (749, 26127), (963, 20321), (2247, 8709), (2903, 6741)]