9966213.00000000

素因数分解:

$2^5\times 7^2\times {\mathrm{20123}}^1$

素因数の和:20147

約数の個数: 36

約数和(自身を含む): 72265284

約数和(自身を除く): 40712420

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 20123, 40246, 80492, 140861, 160984, 281722, 321968, 563444, 643936, 986027, 1126888, 1972054, 2253776, 3944108, 4507552, 7888216, 15776432, 31552864]

約数ペア:

[(1, 31552864), (2, 15776432), (4, 7888216), (7, 4507552), (8, 3944108), (14, 2253776), (16, 1972054), (28, 1126888), (32, 986027), (49, 643936), (56, 563444), (98, 321968), (112, 281722), (196, 160984), (224, 140861), (392, 80492), (784, 40246), (1568, 20123)]