20345589

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1361}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 32295744

約数和(自身を除く): 11950155

約数列:

[1, 3, 9, 11, 33, 99, 151, 453, 1359, 1361, 1661, 4083, 4983, 12249, 14949, 14971, 44913, 134739, 205511, 616533, 1849599, 2260621, 6781863, 20345589]

約数ペア:

[(1, 20345589), (3, 6781863), (9, 2260621), (11, 1849599), (33, 616533), (99, 205511), (151, 134739), (453, 44913), (1359, 14971), (1361, 14949), (1661, 12249), (4083, 4983)]