31227728

素因数分解:

$2^4\times 7^1\times {\mathrm{278819}}^1$

素因数の和:278834

約数の個数: 20

約数和(自身を含む): 69147360

約数和(自身を除く): 37919632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 278819, 557638, 1115276, 1951733, 2230552, 3903466, 4461104, 7806932, 15613864, 31227728]

約数ペア:

[(1, 31227728), (2, 15613864), (4, 7806932), (7, 4461104), (8, 3903466), (14, 2230552), (16, 1951733), (28, 1115276), (56, 557638), (112, 278819)]