19539916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{444089}}^1$

素因数の和:444104

約数の個数: 12

約数和(自身を含む): 37303560

約数和(自身を除く): 17763644

約数列:

[1, 2, 4, 11, 22, 44, 444089, 888178, 1776356, 4884979, 9769958, 19539916]

約数ペア:

[(1, 19539916), (2, 9769958), (4, 4884979), (11, 1776356), (22, 888178), (44, 444089)]