2020125562

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{953}}^1$

素因数の和:1607

約数の個数: 64

約数和(自身を含む): 3936280320

約数和(自身を除く): 1916154758

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 613, 953, 1226, 1729, 1906, 3458, 4291, 6671, 7969, 8582, 11647, 12389, 13342, 15938, 18107, 23294, 24778, 36214, 55783, 81529, 86723, 111566, 126749, 151411, 163058, 173446, 235391, 253498, 302822, 470782, 584189, 1059877, 1168378, 1647737, 2119754, 3295474, 4089323, 7594457, 8178646, 11099591, 15188914, 22199182, 53161199, 77697137, 106322398, 144294683, 155394274, 288589366, 1010062781, 2020125562]

約数ペア:

[(1, 2020125562), (2, 1010062781), (7, 288589366), (13, 155394274), (14, 144294683), (19, 106322398), (26, 77697137), (38, 53161199), (91, 22199182), (133, 15188914), (182, 11099591), (247, 8178646), (266, 7594457), (494, 4089323), (613, 3295474), (953, 2119754), (1226, 1647737), (1729, 1168378), (1906, 1059877), (3458, 584189), (4291, 470782), (6671, 302822), (7969, 253498), (8582, 235391), (11647, 173446), (12389, 163058), (13342, 151411), (15938, 126749), (18107, 111566), (23294, 86723), (24778, 81529), (36214, 55783)]