19558449

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{42611}}^1$

素因数の和:42637

約数の個数: 16

約数和(自身を含む): 30680640

約数和(自身を除く): 11122191

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 42611, 127833, 383499, 724387, 1150497, 2173161, 6519483, 19558449]

約数ペア:

[(1, 19558449), (3, 6519483), (9, 2173161), (17, 1150497), (27, 724387), (51, 383499), (153, 127833), (459, 42611)]