20123034316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{193871}}^1$

素因数の和:194230

約数の個数: 48

約数和(自身を含む): 44035310592

約数和(自身を除く): 23912276276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 337, 674, 1348, 2359, 3707, 4718, 7414, 9436, 14828, 25949, 51898, 103796, 193871, 387742, 775484, 1357097, 2132581, 2714194, 4265162, 5428388, 8530324, 14928067, 29856134, 59712268, 65334527, 130669054, 261338108, 457341689, 718679797, 914683378, 1437359594, 1829366756, 2874719188, 5030758579, 10061517158, 20123034316]

約数ペア:

[(1, 20123034316), (2, 10061517158), (4, 5030758579), (7, 2874719188), (11, 1829366756), (14, 1437359594), (22, 914683378), (28, 718679797), (44, 457341689), (77, 261338108), (154, 130669054), (308, 65334527), (337, 59712268), (674, 29856134), (1348, 14928067), (2359, 8530324), (3707, 5428388), (4718, 4265162), (7414, 2714194), (9436, 2132581), (14828, 1357097), (25949, 775484), (51898, 387742), (103796, 193871)]