20097544

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 19093496

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 863, 1726, 2911, 3452, 5822, 6904, 11644, 23288, 35383, 61273, 70766, 122546, 141532, 245092, 283064, 490184, 2512193, 5024386, 10048772, 20097544]

約数ペア:

[(1, 20097544), (2, 10048772), (4, 5024386), (8, 2512193), (41, 490184), (71, 283064), (82, 245092), (142, 141532), (164, 122546), (284, 70766), (328, 61273), (568, 35383), (863, 23288), (1726, 11644), (2911, 6904), (3452, 5822)]