19997152

素因数分解:

$2^5\times 7^1\times {\mathrm{89273}}^1$

素因数の和:89290

約数の個数: 24

約数和(自身を含む): 44994096

約数和(自身を除く): 24996944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89273, 178546, 357092, 624911, 714184, 1249822, 1428368, 2499644, 2856736, 4999288, 9998576, 19997152]

約数ペア:

[(1, 19997152), (2, 9998576), (4, 4999288), (7, 2856736), (8, 2499644), (14, 1428368), (16, 1249822), (28, 714184), (32, 624911), (56, 357092), (112, 178546), (224, 89273)]