19920033

素因数分解:

$3^3\times 7^1\times {\mathrm{105397}}^1$

素因数の和:105413

約数の個数: 16

約数和(自身を含む): 33727360

約数和(自身を除く): 13807327

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 105397, 316191, 737779, 948573, 2213337, 2845719, 6640011, 19920033]

約数ペア:

[(1, 19920033), (3, 6640011), (7, 2845719), (9, 2213337), (21, 948573), (27, 737779), (63, 316191), (189, 105397)]