20137212

素因数分解:

$2^2\times 3^2\times {\mathrm{559367}}^1$

素因数の和:559377

約数の個数: 18

約数和(自身を含む): 50902488

約数和(自身を除く): 30765276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 559367, 1118734, 1678101, 2237468, 3356202, 5034303, 6712404, 10068606, 20137212]

約数ペア:

[(1, 20137212), (2, 10068606), (3, 6712404), (4, 5034303), (6, 3356202), (9, 2237468), (12, 1678101), (18, 1118734), (36, 559367)]