19896748

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{9403}}^1$

素因数の和:9453

約数の個数: 18

約数和(自身を含む): 36402884

約数和(自身を除く): 16506136

約数列:

[1, 2, 4, 23, 46, 92, 529, 1058, 2116, 9403, 18806, 37612, 216269, 432538, 865076, 4974187, 9948374, 19896748]

約数ペア:

[(1, 19896748), (2, 9948374), (4, 4974187), (23, 865076), (46, 432538), (92, 216269), (529, 37612), (1058, 18806), (2116, 9403)]