28573808

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{25153}}^1$

素因数の和:25232

約数の個数: 20

約数和(自身を含む): 56143728

約数和(自身を除く): 27569920

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 25153, 50306, 100612, 201224, 402448, 1785863, 3571726, 7143452, 14286904, 28573808]

約数ペア:

[(1, 28573808), (2, 14286904), (4, 7143452), (8, 3571726), (16, 1785863), (71, 402448), (142, 201224), (284, 100612), (568, 50306), (1136, 25153)]