16180976

素因数分解:

$2^4\times 7^2\times {\mathrm{20639}}^1$

素因数の和:20661

約数の個数: 30

約数和(自身を含む): 36470880

約数和(自身を除く): 20289904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 20639, 41278, 82556, 144473, 165112, 288946, 330224, 577892, 1011311, 1155784, 2022622, 2311568, 4045244, 8090488, 16180976]

約数ペア:

[(1, 16180976), (2, 8090488), (4, 4045244), (7, 2311568), (8, 2022622), (14, 1155784), (16, 1011311), (28, 577892), (49, 330224), (56, 288946), (98, 165112), (112, 144473), (196, 82556), (392, 41278), (784, 20639)]