20519169

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{877}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 29922240

約数和(自身を除く): 9403071

約数列:

[1, 3, 11, 33, 709, 877, 2127, 2631, 7799, 9647, 23397, 28941, 621793, 1865379, 6839723, 20519169]

約数ペア:

[(1, 20519169), (3, 6839723), (11, 1865379), (33, 621793), (709, 28941), (877, 23397), (2127, 9647), (2631, 7799)]