18654328

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2753}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 43953840

約数和(自身を除く): 25299512

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 2753, 3388, 5506, 6776, 11012, 19271, 22024, 30283, 38542, 60566, 77084, 121132, 154168, 211981, 242264, 333113, 423962, 666226, 847924, 1332452, 1695848, 2331791, 2664904, 4663582, 9327164, 18654328]

約数ペア:

[(1, 18654328), (2, 9327164), (4, 4663582), (7, 2664904), (8, 2331791), (11, 1695848), (14, 1332452), (22, 847924), (28, 666226), (44, 423962), (56, 333113), (77, 242264), (88, 211981), (121, 154168), (154, 121132), (242, 77084), (308, 60566), (484, 38542), (616, 30283), (847, 22024), (968, 19271), (1694, 11012), (2753, 6776), (3388, 5506)]