20937666

素因数分解:

$2^1\times 3^1\times {\mathrm{439}}^1\times {\mathrm{7949}}^1$

素因数の和:8393

約数の個数: 16

約数和(自身を含む): 41976000

約数和(自身を除く): 21038334

約数列:

[1, 2, 3, 6, 439, 878, 1317, 2634, 7949, 15898, 23847, 47694, 3489611, 6979222, 10468833, 20937666]

約数ペア:

[(1, 20937666), (2, 10468833), (3, 6979222), (6, 3489611), (439, 47694), (878, 23847), (1317, 15898), (2634, 7949)]