3781456

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1811

約数の個数: 40

約数和(自身を含む): 8818880

約数和(自身を除く): 5037424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 1777, 2128, 3554, 7108, 12439, 14216, 24878, 28432, 33763, 49756, 67526, 99512, 135052, 199024, 236341, 270104, 472682, 540208, 945364, 1890728, 3781456]

約数ペア:

[(1, 3781456), (2, 1890728), (4, 945364), (7, 540208), (8, 472682), (14, 270104), (16, 236341), (19, 199024), (28, 135052), (38, 99512), (56, 67526), (76, 49756), (112, 33763), (133, 28432), (152, 24878), (266, 14216), (304, 12439), (532, 7108), (1064, 3554), (1777, 2128)]