19832620

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10223}}^1$

素因数の和:10329

約数の個数: 24

約数和(自身を含む): 42081984

約数和(自身を除く): 22249364

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 10223, 20446, 40892, 51115, 102230, 204460, 991631, 1983262, 3966524, 4958155, 9916310, 19832620]

約数ペア:

[(1, 19832620), (2, 9916310), (4, 4958155), (5, 3966524), (10, 1983262), (20, 991631), (97, 204460), (194, 102230), (388, 51115), (485, 40892), (970, 20446), (1940, 10223)]