19127948

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15887}}^1$

素因数の和:15941

約数の個数: 24

約数和(自身を含む): 39148032

約数和(自身を除く): 20020084

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 15887, 31774, 63548, 111209, 222418, 444836, 683141, 1366282, 2732564, 4781987, 9563974, 19127948]

約数ペア:

[(1, 19127948), (2, 9563974), (4, 4781987), (7, 2732564), (14, 1366282), (28, 683141), (43, 444836), (86, 222418), (172, 111209), (301, 63548), (602, 31774), (1204, 15887)]