20403638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{919}}^1$

素因数の和:1591

約数の個数: 16

約数和(自身を含む): 32490720

約数和(自身を除く): 12087082

約数列:

[1, 2, 17, 34, 653, 919, 1306, 1838, 11101, 15623, 22202, 31246, 600107, 1200214, 10201819, 20403638]

約数ペア:

[(1, 20403638), (2, 10201819), (17, 1200214), (34, 600107), (653, 31246), (919, 22202), (1306, 15623), (1838, 11101)]