219639608

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{53939}}^1$

素因数の和:54454

約数の個数: 16

約数和(自身を含む): 412641000

約数和(自身を除く): 193001392

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 53939, 107878, 215756, 431512, 27454951, 54909902, 109819804, 219639608]

約数ペア:

[(1, 219639608), (2, 109819804), (4, 54909902), (8, 27454951), (509, 431512), (1018, 215756), (2036, 107878), (4072, 53939)]