1618449904

素因数分解:

$2^4\times {\mathrm{2473}}^1\times {\mathrm{40903}}^1$

素因数の和:43384

約数の個数: 20

約数和(自身を含む): 3137091376

約数和(自身を除く): 1518641472

約数列:

[1, 2, 4, 8, 16, 2473, 4946, 9892, 19784, 39568, 40903, 81806, 163612, 327224, 654448, 101153119, 202306238, 404612476, 809224952, 1618449904]

約数ペア:

[(1, 1618449904), (2, 809224952), (4, 404612476), (8, 202306238), (16, 101153119), (2473, 654448), (4946, 327224), (9892, 163612), (19784, 81806), (39568, 40903)]