25668788

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 46262664

約数和(自身を除く): 20593876

約数列:

[1, 2, 4, 41, 82, 164, 281, 557, 562, 1114, 1124, 2228, 11521, 22837, 23042, 45674, 46084, 91348, 156517, 313034, 626068, 6417197, 12834394, 25668788]

約数ペア:

[(1, 25668788), (2, 12834394), (4, 6417197), (41, 626068), (82, 313034), (164, 156517), (281, 91348), (557, 46084), (562, 45674), (1114, 23042), (1124, 22837), (2228, 11521)]