19058804

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{110807}}^1$

素因数の和:110854

約数の個数: 12

約数和(自身を含む): 34128864

約数和(自身を除く): 15070060

約数列:

[1, 2, 4, 43, 86, 172, 110807, 221614, 443228, 4764701, 9529402, 19058804]

約数ペア:

[(1, 19058804), (2, 9529402), (4, 4764701), (43, 443228), (86, 221614), (172, 110807)]