20329947

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22817}}^1$

素因数の和:22840

約数の個数: 20

約数和(自身を含む): 33131736

約数和(自身を除く): 12801789

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22817, 68451, 205353, 250987, 616059, 752961, 1848177, 2258883, 6776649, 20329947]

約数ペア:

[(1, 20329947), (3, 6776649), (9, 2258883), (11, 1848177), (27, 752961), (33, 616059), (81, 250987), (99, 205353), (297, 68451), (891, 22817)]