19554652

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28927}}^1$

素因数の和:28957

約数の個数: 18

約数和(自身を含む): 37056768

約数和(自身を除く): 17502116

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28927, 57854, 115708, 376051, 752102, 1504204, 4888663, 9777326, 19554652]

約数ペア:

[(1, 19554652), (2, 9777326), (4, 4888663), (13, 1504204), (26, 752102), (52, 376051), (169, 115708), (338, 57854), (676, 28927)]