19289392

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{4691}}^1$

素因数の和:4956

約数の個数: 20

約数和(自身を含む): 37526616

約数和(自身を除く): 18237224

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 4691, 9382, 18764, 37528, 75056, 1205587, 2411174, 4822348, 9644696, 19289392]

約数ペア:

[(1, 19289392), (2, 9644696), (4, 4822348), (8, 2411174), (16, 1205587), (257, 75056), (514, 37528), (1028, 18764), (2056, 9382), (4112, 4691)]