1641244

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{3391}}^1$

素因数の和:3417

約数の個数: 18

約数和(自身を含む): 3157952

約数和(自身を除く): 1516708

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 3391, 6782, 13564, 37301, 74602, 149204, 410311, 820622, 1641244]

約数ペア:

[(1, 1641244), (2, 820622), (4, 410311), (11, 149204), (22, 74602), (44, 37301), (121, 13564), (242, 6782), (484, 3391)]