28050196

素因数分解:

$2^2\times {\mathrm{103}}^2\times {\mathrm{661}}^1$

素因数の和:871

約数の個数: 18

約数和(自身を含む): 49644042

約数和(自身を除く): 21593846

約数列:

[1, 2, 4, 103, 206, 412, 661, 1322, 2644, 10609, 21218, 42436, 68083, 136166, 272332, 7012549, 14025098, 28050196]

約数ペア:

[(1, 28050196), (2, 14025098), (4, 7012549), (103, 272332), (206, 136166), (412, 68083), (661, 42436), (1322, 21218), (2644, 10609)]