18328016

素因数分解:

$2^4\times 7^1\times {\mathrm{163643}}^1$

素因数の和:163658

約数の個数: 20

約数和(自身を含む): 40583712

約数和(自身を除く): 22255696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163643, 327286, 654572, 1145501, 1309144, 2291002, 2618288, 4582004, 9164008, 18328016]

約数ペア:

[(1, 18328016), (2, 9164008), (4, 4582004), (7, 2618288), (8, 2291002), (14, 1309144), (16, 1145501), (28, 654572), (56, 327286), (112, 163643)]