28507448

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{9871}}^1$

素因数の和:9915

約数の個数: 24

約数和(自身を含む): 56418480

約数和(自身を除く): 27911032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 9871, 19742, 39484, 78968, 187549, 375098, 750196, 1500392, 3563431, 7126862, 14253724, 28507448]

約数ペア:

[(1, 28507448), (2, 14253724), (4, 7126862), (8, 3563431), (19, 1500392), (38, 750196), (76, 375098), (152, 187549), (361, 78968), (722, 39484), (1444, 19742), (2888, 9871)]