2019949456

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{383729}}^1$

素因数の和:383791

約数の個数: 40

約数和(自身を含む): 4567921920

約数和(自身を除く): 2547972464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 5264, 383729, 767458, 1534916, 2686103, 3069832, 5372206, 6139664, 10744412, 18035263, 21488824, 36070526, 42977648, 72141052, 126246841, 144282104, 252493682, 288564208, 504987364, 1009974728, 2019949456]

約数ペア:

[(1, 2019949456), (2, 1009974728), (4, 504987364), (7, 288564208), (8, 252493682), (14, 144282104), (16, 126246841), (28, 72141052), (47, 42977648), (56, 36070526), (94, 21488824), (112, 18035263), (188, 10744412), (329, 6139664), (376, 5372206), (658, 3069832), (752, 2686103), (1316, 1534916), (2632, 767458), (5264, 383729)]