20723935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{509}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 26438400

約数和(自身を除く): 5714465

約数列:

[1, 5, 17, 85, 479, 509, 2395, 2545, 8143, 8653, 40715, 43265, 243811, 1219055, 4144787, 20723935]

約数ペア:

[(1, 20723935), (5, 4144787), (17, 1219055), (85, 243811), (479, 43265), (509, 40715), (2395, 8653), (2545, 8143)]