20198824

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132887}}^1$

素因数の和:132912

約数の個数: 16

約数和(自身を含む): 39866400

約数和(自身を除く): 19667576

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132887, 265774, 531548, 1063096, 2524853, 5049706, 10099412, 20198824]

約数ペア:

[(1, 20198824), (2, 10099412), (4, 5049706), (8, 2524853), (19, 1063096), (38, 531548), (76, 265774), (152, 132887)]