31279984

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{7607}}^1$

素因数の和:7872

約数の個数: 20

約数和(自身を含む): 60848784

約数和(自身を除く): 29568800

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 7607, 15214, 30428, 60856, 121712, 1954999, 3909998, 7819996, 15639992, 31279984]

約数ペア:

[(1, 31279984), (2, 15639992), (4, 7819996), (8, 3909998), (16, 1954999), (257, 121712), (514, 60856), (1028, 30428), (2056, 15214), (4112, 7607)]