16891490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21937}}^1$

素因数の和:21962

約数の個数: 32

約数和(自身を含む): 37908864

約数和(自身を除く): 21017374

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 21937, 43874, 109685, 153559, 219370, 241307, 307118, 482614, 767795, 1206535, 1535590, 1689149, 2413070, 3378298, 8445745, 16891490]

約数ペア:

[(1, 16891490), (2, 8445745), (5, 3378298), (7, 2413070), (10, 1689149), (11, 1535590), (14, 1206535), (22, 767795), (35, 482614), (55, 307118), (70, 241307), (77, 219370), (110, 153559), (154, 109685), (385, 43874), (770, 21937)]