19003204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{431891}}^1$

素因数の和:431906

約数の個数: 12

約数和(自身を含む): 36278928

約数和(自身を除く): 17275724

約数列:

[1, 2, 4, 11, 22, 44, 431891, 863782, 1727564, 4750801, 9501602, 19003204]

約数ペア:

[(1, 19003204), (2, 9501602), (4, 4750801), (11, 1727564), (22, 863782), (44, 431891)]