20199090933

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{409477}}^1$

素因数の和:409528

約数の個数: 48

約数和(自身を含む): 35771998080

約数和(自身を除く): 15572907147

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 783, 1701, 1827, 2349, 5481, 7047, 16443, 49329, 409477, 1228431, 2866339, 3685293, 8599017, 11055879, 11874833, 25797051, 33167637, 35624499, 77391153, 83123831, 99502911, 106873497, 232173459, 249371493, 320620491, 696520377, 748114479, 961861473, 2244343437, 2885584419, 6733030311, 20199090933]

約数ペア:

[(1, 20199090933), (3, 6733030311), (7, 2885584419), (9, 2244343437), (21, 961861473), (27, 748114479), (29, 696520377), (63, 320620491), (81, 249371493), (87, 232173459), (189, 106873497), (203, 99502911), (243, 83123831), (261, 77391153), (567, 35624499), (609, 33167637), (783, 25797051), (1701, 11874833), (1827, 11055879), (2349, 8599017), (5481, 3685293), (7047, 2866339), (16443, 1228431), (49329, 409477)]