20158810668

素因数分解:

$2^2\times 3^2\times {\mathrm{1087}}^1\times {\mathrm{515149}}^1$

素因数の和:516246

約数の個数: 36

約数和(自身を含む): 51003971200

約数和(自身を除く): 30845160532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1087, 2174, 3261, 4348, 6522, 9783, 13044, 19566, 39132, 515149, 1030298, 1545447, 2060596, 3090894, 4636341, 6181788, 9272682, 18545364, 559966963, 1119933926, 1679900889, 2239867852, 3359801778, 5039702667, 6719603556, 10079405334, 20158810668]

約数ペア:

[(1, 20158810668), (2, 10079405334), (3, 6719603556), (4, 5039702667), (6, 3359801778), (9, 2239867852), (12, 1679900889), (18, 1119933926), (36, 559966963), (1087, 18545364), (2174, 9272682), (3261, 6181788), (4348, 4636341), (6522, 3090894), (9783, 2060596), (13044, 1545447), (19566, 1030298), (39132, 515149)]