856387456

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{352133}}^1$

素因数の和:352166

約数の個数: 32

約数和(自身を含む): 1795883400

約数和(自身を除く): 939495944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 352133, 704266, 1408532, 2817064, 5634128, 6690527, 11268256, 13381054, 22536512, 26762108, 45073024, 53524216, 107048432, 214096864, 428193728, 856387456]

約数ペア:

[(1, 856387456), (2, 428193728), (4, 214096864), (8, 107048432), (16, 53524216), (19, 45073024), (32, 26762108), (38, 22536512), (64, 13381054), (76, 11268256), (128, 6690527), (152, 5634128), (304, 2817064), (608, 1408532), (1216, 704266), (2432, 352133)]