20184895855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{550973}}^1$

素因数の和:551426

約数の個数: 16

約数和(自身を含む): 25706242944

約数和(自身を除く): 5521347089

約数列:

[1, 5, 17, 85, 431, 2155, 7327, 36635, 550973, 2754865, 9366541, 46832705, 237469363, 1187346815, 4036979171, 20184895855]

約数ペア:

[(1, 20184895855), (5, 4036979171), (17, 1187346815), (85, 237469363), (431, 46832705), (2155, 9366541), (7327, 2754865), (36635, 550973)]