28477636

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{647219}}^1$

素因数の和:647234

約数の個数: 12

約数和(自身を含む): 54366480

約数和(自身を除く): 25888844

約数列:

[1, 2, 4, 11, 22, 44, 647219, 1294438, 2588876, 7119409, 14238818, 28477636]

約数ペア:

[(1, 28477636), (2, 14238818), (4, 7119409), (11, 2588876), (22, 1294438), (44, 647219)]