419838352

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{240733}}^1$

素因数の和:240850

約数の個数: 20

約数和(自身を含む): 820902940

約数和(自身を除く): 401064588

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 240733, 481466, 962932, 1925864, 3851728, 26239897, 52479794, 104959588, 209919176, 419838352]

約数ペア:

[(1, 419838352), (2, 209919176), (4, 104959588), (8, 52479794), (16, 26239897), (109, 3851728), (218, 1925864), (436, 962932), (872, 481466), (1744, 240733)]