17996786

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 24

約数和(自身を含む): 28470852

約数和(自身を除く): 10474066

約数列:

[1, 2, 41, 53, 82, 101, 106, 202, 1681, 2173, 3362, 4141, 4346, 5353, 8282, 10706, 89093, 169781, 178186, 219473, 339562, 438946, 8998393, 17996786]

約数ペア:

[(1, 17996786), (2, 8998393), (41, 438946), (53, 339562), (82, 219473), (101, 178186), (106, 169781), (202, 89093), (1681, 10706), (2173, 8282), (3362, 5353), (4141, 4346)]