20546524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 37998800

約数和(自身を除く): 17452276

約数列:

[1, 2, 4, 19, 38, 76, 409, 661, 818, 1322, 1636, 2644, 7771, 12559, 15542, 25118, 31084, 50236, 270349, 540698, 1081396, 5136631, 10273262, 20546524]

約数ペア:

[(1, 20546524), (2, 10273262), (4, 5136631), (19, 1081396), (38, 540698), (76, 270349), (409, 50236), (661, 31084), (818, 25118), (1322, 15542), (1636, 12559), (2644, 7771)]