20438367081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1213}}^1\times {\mathrm{510589}}^1$

素因数の和:511816

約数の個数: 16

約数和(自身を含む): 29753100480

約数和(自身を除く): 9314733399

約数列:

[1, 3, 11, 33, 1213, 3639, 13343, 40029, 510589, 1531767, 5616479, 16849437, 619344457, 1858033371, 6812789027, 20438367081]

約数ペア:

[(1, 20438367081), (3, 6812789027), (11, 1858033371), (33, 619344457), (1213, 16849437), (3639, 5616479), (13343, 1531767), (40029, 510589)]