20109448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132299}}^1$

素因数の和:132324

約数の個数: 16

約数和(自身を含む): 39690000

約数和(自身を除く): 19580552

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132299, 264598, 529196, 1058392, 2513681, 5027362, 10054724, 20109448]

約数ペア:

[(1, 20109448), (2, 10054724), (4, 5027362), (8, 2513681), (19, 1058392), (38, 529196), (76, 264598), (152, 132299)]