20783364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247421}}^1$

素因数の和:247435

約数の個数: 24

約数和(自身を含む): 55422528

約数和(自身を除く): 34639164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247421, 494842, 742263, 989684, 1484526, 1731947, 2969052, 3463894, 5195841, 6927788, 10391682, 20783364]

約数ペア:

[(1, 20783364), (2, 10391682), (3, 6927788), (4, 5195841), (6, 3463894), (7, 2969052), (12, 1731947), (14, 1484526), (21, 989684), (28, 742263), (42, 494842), (84, 247421)]