20725404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{246731}}^1$

素因数の和:246745

約数の個数: 24

約数和(自身を含む): 55267968

約数和(自身を除く): 34542564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 246731, 493462, 740193, 986924, 1480386, 1727117, 2960772, 3454234, 5181351, 6908468, 10362702, 20725404]

約数ペア:

[(1, 20725404), (2, 10362702), (3, 6908468), (4, 5181351), (6, 3454234), (7, 2960772), (12, 1727117), (14, 1480386), (21, 986924), (28, 740193), (42, 493462), (84, 246731)]