18240272

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{4057}}^1$

素因数の和:4346

約数の個数: 20

約数和(自身を含む): 35475036

約数和(自身を除く): 17234764

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4057, 4496, 8114, 16228, 32456, 64912, 1140017, 2280034, 4560068, 9120136, 18240272]

約数ペア:

[(1, 18240272), (2, 9120136), (4, 4560068), (8, 2280034), (16, 1140017), (281, 64912), (562, 32456), (1124, 16228), (2248, 8114), (4057, 4496)]