20296188

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:607

約数の個数: 72

約数和(自身を含む): 56609280

約数和(自身を除く): 36313092

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 107, 132, 198, 214, 321, 396, 428, 479, 642, 958, 963, 1177, 1284, 1437, 1916, 1926, 2354, 2874, 3531, 3852, 4311, 4708, 5269, 5748, 7062, 8622, 10538, 10593, 14124, 15807, 17244, 21076, 21186, 31614, 42372, 47421, 51253, 63228, 94842, 102506, 153759, 189684, 205012, 307518, 461277, 563783, 615036, 922554, 1127566, 1691349, 1845108, 2255132, 3382698, 5074047, 6765396, 10148094, 20296188]

約数ペア:

[(1, 20296188), (2, 10148094), (3, 6765396), (4, 5074047), (6, 3382698), (9, 2255132), (11, 1845108), (12, 1691349), (18, 1127566), (22, 922554), (33, 615036), (36, 563783), (44, 461277), (66, 307518), (99, 205012), (107, 189684), (132, 153759), (198, 102506), (214, 94842), (321, 63228), (396, 51253), (428, 47421), (479, 42372), (642, 31614), (958, 21186), (963, 21076), (1177, 17244), (1284, 15807), (1437, 14124), (1916, 10593), (1926, 10538), (2354, 8622), (2874, 7062), (3531, 5748), (3852, 5269), (4311, 4708)]