12780884

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{24391}}^1$

素因数の和:24526

約数の個数: 12

約数和(自身を含む): 22538208

約数和(自身を除く): 9757324

約数列:

[1, 2, 4, 131, 262, 524, 24391, 48782, 97564, 3195221, 6390442, 12780884]

約数ペア:

[(1, 12780884), (2, 6390442), (4, 3195221), (131, 97564), (262, 48782), (524, 24391)]