20506299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2293}}^1$

素因数の和:2578

約数の個数: 16

約数和(自身を含む): 29950464

約数和(自身を除く): 9444165

約数列:

[1, 3, 11, 33, 271, 813, 2293, 2981, 6879, 8943, 25223, 75669, 621403, 1864209, 6835433, 20506299]

約数ペア:

[(1, 20506299), (3, 6835433), (11, 1864209), (33, 621403), (271, 75669), (813, 25223), (2293, 8943), (2981, 6879)]