20256777

素因数分解:

$3^3\times {\mathrm{439}}^1\times {\mathrm{1709}}^1$

素因数の和:2157

約数の個数: 16

約数和(自身を含む): 30096000

約数和(自身を除く): 9839223

約数列:

[1, 3, 9, 27, 439, 1317, 1709, 3951, 5127, 11853, 15381, 46143, 750251, 2250753, 6752259, 20256777]

約数ペア:

[(1, 20256777), (3, 6752259), (9, 2250753), (27, 750251), (439, 46143), (1317, 15381), (1709, 11853), (3951, 5127)]