20447364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243421}}^1$

素因数の和:243435

約数の個数: 24

約数和(自身を含む): 54526528

約数和(自身を除く): 34079164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243421, 486842, 730263, 973684, 1460526, 1703947, 2921052, 3407894, 5111841, 6815788, 10223682, 20447364]

約数ペア:

[(1, 20447364), (2, 10223682), (3, 6815788), (4, 5111841), (6, 3407894), (7, 2921052), (12, 1703947), (14, 1460526), (21, 973684), (28, 730263), (42, 486842), (84, 243421)]