19728162

素因数分解:

$2^1\times 3^2\times {\mathrm{449}}^1\times {\mathrm{2441}}^1$

素因数の和:2898

約数の個数: 24

約数和(自身を含む): 42857100

約数和(自身を除く): 23128938

約数列:

[1, 2, 3, 6, 9, 18, 449, 898, 1347, 2441, 2694, 4041, 4882, 7323, 8082, 14646, 21969, 43938, 1096009, 2192018, 3288027, 6576054, 9864081, 19728162]

約数ペア:

[(1, 19728162), (2, 9864081), (3, 6576054), (6, 3288027), (9, 2192018), (18, 1096009), (449, 43938), (898, 21969), (1347, 14646), (2441, 8082), (2694, 7323), (4041, 4882)]