19460889

素因数分解:

$3^2\times 7^2\times {\mathrm{44129}}^1$

素因数の和:44149

約数の個数: 18

約数和(自身を含む): 32700330

約数和(自身を除く): 13239441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 44129, 132387, 308903, 397161, 926709, 2162321, 2780127, 6486963, 19460889]

約数ペア:

[(1, 19460889), (3, 6486963), (7, 2780127), (9, 2162321), (21, 926709), (49, 397161), (63, 308903), (147, 132387), (441, 44129)]