20073688

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 18806312

約数列:

[1, 2, 4, 8, 59, 71, 118, 142, 236, 284, 472, 568, 599, 1198, 2396, 4189, 4792, 8378, 16756, 33512, 35341, 42529, 70682, 85058, 141364, 170116, 282728, 340232, 2509211, 5018422, 10036844, 20073688]

約数ペア:

[(1, 20073688), (2, 10036844), (4, 5018422), (8, 2509211), (59, 340232), (71, 282728), (118, 170116), (142, 141364), (236, 85058), (284, 70682), (472, 42529), (568, 35341), (599, 33512), (1198, 16756), (2396, 8378), (4189, 4792)]