18522940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25031}}^1$

素因数の和:25077

約数の個数: 24

約数和(自身を含む): 39951072

約数和(自身を除く): 21428132

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 25031, 50062, 100124, 125155, 250310, 500620, 926147, 1852294, 3704588, 4630735, 9261470, 18522940]

約数ペア:

[(1, 18522940), (2, 9261470), (4, 4630735), (5, 3704588), (10, 1852294), (20, 926147), (37, 500620), (74, 250310), (148, 125155), (185, 100124), (370, 50062), (740, 25031)]