16420516

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2087}}^1$

素因数の和:2379

約数の個数: 24

約数和(自身を含む): 32973696

約数和(自身を除く): 16553180

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 2087, 3934, 4174, 7868, 8348, 14609, 29218, 58436, 586447, 1172894, 2345788, 4105129, 8210258, 16420516]

約数ペア:

[(1, 16420516), (2, 8210258), (4, 4105129), (7, 2345788), (14, 1172894), (28, 586447), (281, 58436), (562, 29218), (1124, 14609), (1967, 8348), (2087, 7868), (3934, 4174)]