18804740

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{3209}}^1$

素因数の和:3511

約数の個数: 24

約数和(自身を含む): 39637080

約数和(自身を除く): 20832340

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 1172, 1465, 2930, 3209, 5860, 6418, 12836, 16045, 32090, 64180, 940237, 1880474, 3760948, 4701185, 9402370, 18804740]

約数ペア:

[(1, 18804740), (2, 9402370), (4, 4701185), (5, 3760948), (10, 1880474), (20, 940237), (293, 64180), (586, 32090), (1172, 16045), (1465, 12836), (2930, 6418), (3209, 5860)]