8839964

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 17743488

約数和(自身を除く): 8903524

約数列:

[1, 2, 4, 7, 14, 28, 491, 643, 982, 1286, 1964, 2572, 3437, 4501, 6874, 9002, 13748, 18004, 315713, 631426, 1262852, 2209991, 4419982, 8839964]

約数ペア:

[(1, 8839964), (2, 4419982), (4, 2209991), (7, 1262852), (14, 631426), (28, 315713), (491, 18004), (643, 13748), (982, 9002), (1286, 6874), (1964, 4501), (2572, 3437)]