15988784

素因数分解:

$2^4\times 7^1\times {\mathrm{142757}}^1$

素因数の和:142772

約数の個数: 20

約数和(自身を含む): 35403984

約数和(自身を除く): 19415200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 142757, 285514, 571028, 999299, 1142056, 1998598, 2284112, 3997196, 7994392, 15988784]

約数ペア:

[(1, 15988784), (2, 7994392), (4, 3997196), (7, 2284112), (8, 1998598), (14, 1142056), (16, 999299), (28, 571028), (56, 285514), (112, 142757)]