20602803

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{809}}^1$

素因数の和:1478

約数の個数: 16

約数和(自身を含む): 29665440

約数和(自身を除く): 9062637

約数列:

[1, 3, 13, 39, 653, 809, 1959, 2427, 8489, 10517, 25467, 31551, 528277, 1584831, 6867601, 20602803]

約数ペア:

[(1, 20602803), (3, 6867601), (13, 1584831), (39, 528277), (653, 31551), (809, 25467), (1959, 10517), (2427, 8489)]