18740008

素因数分解:

$2^3\times 7^1\times {\mathrm{334643}}^1$

素因数の和:334656

約数の個数: 16

約数和(自身を含む): 40157280

約数和(自身を除く): 21417272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 334643, 669286, 1338572, 2342501, 2677144, 4685002, 9370004, 18740008]

約数ペア:

[(1, 18740008), (2, 9370004), (4, 4685002), (7, 2677144), (8, 2342501), (14, 1338572), (28, 669286), (56, 334643)]