326949424

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{187471}}^1$

素因数の和:187588

約数の個数: 20

約数和(自身を含む): 639279520

約数和(自身を除く): 312330096

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 187471, 374942, 749884, 1499768, 2999536, 20434339, 40868678, 81737356, 163474712, 326949424]

約数ペア:

[(1, 326949424), (2, 163474712), (4, 81737356), (8, 40868678), (16, 20434339), (109, 2999536), (218, 1499768), (436, 749884), (872, 374942), (1744, 187471)]