20799156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247609}}^1$

素因数の和:247623

約数の個数: 24

約数和(自身を含む): 55464640

約数和(自身を除く): 34665484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247609, 495218, 742827, 990436, 1485654, 1733263, 2971308, 3466526, 5199789, 6933052, 10399578, 20799156]

約数ペア:

[(1, 20799156), (2, 10399578), (3, 6933052), (4, 5199789), (6, 3466526), (7, 2971308), (12, 1733263), (14, 1485654), (21, 990436), (28, 742827), (42, 495218), (84, 247609)]