209972044

素因数分解:

$2^2\times {\mathrm{2837}}^1\times {\mathrm{18503}}^1$

素因数の和:21344

約数の個数: 12

約数和(自身を含む): 367600464

約数和(自身を除く): 157628420

約数列:

[1, 2, 4, 2837, 5674, 11348, 18503, 37006, 74012, 52493011, 104986022, 209972044]

約数ペア:

[(1, 209972044), (2, 104986022), (4, 52493011), (2837, 74012), (5674, 37006), (11348, 18503)]