20278524

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3307}}^1$

素因数の和:3394

約数の個数: 48

約数和(自身を含む): 54833408

約数和(自身を除く): 34554884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3307, 6132, 6614, 9921, 13228, 19842, 23149, 39684, 46298, 69447, 92596, 138894, 241411, 277788, 482822, 724233, 965644, 1448466, 1689877, 2896932, 3379754, 5069631, 6759508, 10139262, 20278524]

約数ペア:

[(1, 20278524), (2, 10139262), (3, 6759508), (4, 5069631), (6, 3379754), (7, 2896932), (12, 1689877), (14, 1448466), (21, 965644), (28, 724233), (42, 482822), (73, 277788), (84, 241411), (146, 138894), (219, 92596), (292, 69447), (438, 46298), (511, 39684), (876, 23149), (1022, 19842), (1533, 13228), (2044, 9921), (3066, 6614), (3307, 6132)]