28011788

素因数分解:

$2^2\times 7^1\times {\mathrm{907}}^1\times {\mathrm{1103}}^1$

素因数の和:2021

約数の個数: 24

約数和(自身を含む): 56136192

約数和(自身を除く): 28124404

約数列:

[1, 2, 4, 7, 14, 28, 907, 1103, 1814, 2206, 3628, 4412, 6349, 7721, 12698, 15442, 25396, 30884, 1000421, 2000842, 4001684, 7002947, 14005894, 28011788]

約数ペア:

[(1, 28011788), (2, 14005894), (4, 7002947), (7, 4001684), (14, 2000842), (28, 1000421), (907, 30884), (1103, 25396), (1814, 15442), (2206, 12698), (3628, 7721), (4412, 6349)]