12289244

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{25391}}^1$

素因数の和:25417

約数の個数: 18

約数和(自身を含む): 23639952

約数和(自身を除く): 11350708

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 25391, 50782, 101564, 279301, 558602, 1117204, 3072311, 6144622, 12289244]

約数ペア:

[(1, 12289244), (2, 6144622), (4, 3072311), (11, 1117204), (22, 558602), (44, 279301), (121, 101564), (242, 50782), (484, 25391)]