208409828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{10939}}^1$

素因数の和:11387

約数の個数: 24

約数和(自身を含む): 398828640

約数和(自身を除く): 190418812

約数列:

[1, 2, 4, 11, 22, 44, 433, 866, 1732, 4763, 9526, 10939, 19052, 21878, 43756, 120329, 240658, 481316, 4736587, 9473174, 18946348, 52102457, 104204914, 208409828]

約数ペア:

[(1, 208409828), (2, 104204914), (4, 52102457), (11, 18946348), (22, 9473174), (44, 4736587), (433, 481316), (866, 240658), (1732, 120329), (4763, 43756), (9526, 21878), (10939, 19052)]