20161404

素因数分解:

$2^2\times 3^2\times {\mathrm{560039}}^1$

素因数の和:560049

約数の個数: 18

約数和(自身を含む): 50963640

約数和(自身を除く): 30802236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560039, 1120078, 1680117, 2240156, 3360234, 5040351, 6720468, 10080702, 20161404]

約数ペア:

[(1, 20161404), (2, 10080702), (3, 6720468), (4, 5040351), (6, 3360234), (9, 2240156), (12, 1680117), (18, 1120078), (36, 560039)]