20680044

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22381}}^1$

素因数の和:22406

約数の個数: 48

約数和(自身を含む): 60162816

約数和(自身を除く): 39482772

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22381, 44762, 67143, 89524, 134286, 156667, 246191, 268572, 313334, 470001, 492382, 626668, 738573, 940002, 984764, 1477146, 1723337, 1880004, 2954292, 3446674, 5170011, 6893348, 10340022, 20680044]

約数ペア:

[(1, 20680044), (2, 10340022), (3, 6893348), (4, 5170011), (6, 3446674), (7, 2954292), (11, 1880004), (12, 1723337), (14, 1477146), (21, 984764), (22, 940002), (28, 738573), (33, 626668), (42, 492382), (44, 470001), (66, 313334), (77, 268572), (84, 246191), (132, 156667), (154, 134286), (231, 89524), (308, 67143), (462, 44762), (924, 22381)]