20425188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243157}}^1$

素因数の和:243171

約数の個数: 24

約数和(自身を含む): 54467392

約数和(自身を除く): 34042204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243157, 486314, 729471, 972628, 1458942, 1702099, 2917884, 3404198, 5106297, 6808396, 10212594, 20425188]

約数ペア:

[(1, 20425188), (2, 10212594), (3, 6808396), (4, 5106297), (6, 3404198), (7, 2917884), (12, 1702099), (14, 1458942), (21, 972628), (28, 729471), (42, 486314), (84, 243157)]