2012186889

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 3064239360

約数和(自身を除く): 1052052471

約数列:

[1, 3, 9, 41, 47, 123, 141, 157, 369, 423, 471, 739, 1413, 1927, 2217, 5781, 6437, 6651, 7379, 17343, 19311, 22137, 30299, 34733, 57933, 66411, 90897, 104199, 116023, 272691, 302539, 312597, 348069, 907617, 1044207, 1424053, 2722851, 4272159, 4756943, 5453081, 12816477, 14270829, 16359243, 42812487, 49077729, 223576321, 670728963, 2012186889]

約数ペア:

[(1, 2012186889), (3, 670728963), (9, 223576321), (41, 49077729), (47, 42812487), (123, 16359243), (141, 14270829), (157, 12816477), (369, 5453081), (423, 4756943), (471, 4272159), (739, 2722851), (1413, 1424053), (1927, 1044207), (2217, 907617), (5781, 348069), (6437, 312597), (6651, 302539), (7379, 272691), (17343, 116023), (19311, 104199), (22137, 90897), (30299, 66411), (34733, 57933)]