20346960795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{239531}}^1$

素因数の和:240355

約数の個数: 32

約数和(自身を含む): 37252016640

約数和(自身を除く): 16905055845

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 809, 2427, 4045, 5663, 12135, 16989, 28315, 84945, 239531, 718593, 1197655, 1676717, 3592965, 5030151, 8383585, 25150755, 193780579, 581341737, 968902895, 1356464053, 2906708685, 4069392159, 6782320265, 20346960795]

約数ペア:

[(1, 20346960795), (3, 6782320265), (5, 4069392159), (7, 2906708685), (15, 1356464053), (21, 968902895), (35, 581341737), (105, 193780579), (809, 25150755), (2427, 8383585), (4045, 5030151), (5663, 3592965), (12135, 1676717), (16989, 1197655), (28315, 718593), (84945, 239531)]