20767773

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1213}}^1$

素因数の和:1668

約数の個数: 16

約数和(自身を含む): 29912960

約数和(自身を除く): 9145187

約数列:

[1, 3, 13, 39, 439, 1213, 1317, 3639, 5707, 15769, 17121, 47307, 532507, 1597521, 6922591, 20767773]

約数ペア:

[(1, 20767773), (3, 6922591), (13, 1597521), (39, 532507), (439, 47307), (1213, 17121), (1317, 15769), (3639, 5707)]