19668912

素因数分解:

$2^4\times 3^1\times {\mathrm{409769}}^1$

素因数の和:409780

約数の個数: 20

約数和(自身を含む): 50811480

約数和(自身を除く): 31142568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409769, 819538, 1229307, 1639076, 2458614, 3278152, 4917228, 6556304, 9834456, 19668912]

約数ペア:

[(1, 19668912), (2, 9834456), (3, 6556304), (4, 4917228), (6, 3278152), (8, 2458614), (12, 1639076), (16, 1229307), (24, 819538), (48, 409769)]