20269364

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:703

約数の個数: 24

約数和(自身を含む): 36288000

約数和(自身を除く): 16018636

約数列:

[1, 2, 4, 71, 142, 149, 284, 298, 479, 596, 958, 1916, 10579, 21158, 34009, 42316, 68018, 71371, 136036, 142742, 285484, 5067341, 10134682, 20269364]

約数ペア:

[(1, 20269364), (2, 10134682), (4, 5067341), (71, 285484), (142, 142742), (149, 136036), (284, 71371), (298, 68018), (479, 42316), (596, 34009), (958, 21158), (1916, 10579)]