19401856

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{3697}}^1$

素因数の和:3752

約数の個数: 32

約数和(自身を含む): 39605580

約数和(自身を除く): 20203724

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 3697, 5248, 7394, 14788, 29576, 59152, 118304, 151577, 236608, 303154, 473216, 606308, 1212616, 2425232, 4850464, 9700928, 19401856]

約数ペア:

[(1, 19401856), (2, 9700928), (4, 4850464), (8, 2425232), (16, 1212616), (32, 606308), (41, 473216), (64, 303154), (82, 236608), (128, 151577), (164, 118304), (328, 59152), (656, 29576), (1312, 14788), (2624, 7394), (3697, 5248)]