20265498

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 49737600

約数和(自身を除く): 29472102

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 109, 198, 218, 297, 313, 327, 594, 626, 654, 939, 981, 1199, 1878, 1962, 2398, 2817, 2943, 3443, 3597, 5634, 5886, 6886, 7194, 8451, 10329, 10791, 16902, 20658, 21582, 30987, 32373, 34117, 61974, 64746, 68234, 92961, 102351, 185922, 204702, 307053, 375287, 614106, 750574, 921159, 1125861, 1842318, 2251722, 3377583, 6755166, 10132749, 20265498]

約数ペア:

[(1, 20265498), (2, 10132749), (3, 6755166), (6, 3377583), (9, 2251722), (11, 1842318), (18, 1125861), (22, 921159), (27, 750574), (33, 614106), (54, 375287), (66, 307053), (99, 204702), (109, 185922), (198, 102351), (218, 92961), (297, 68234), (313, 64746), (327, 61974), (594, 34117), (626, 32373), (654, 30987), (939, 21582), (981, 20658), (1199, 16902), (1878, 10791), (1962, 10329), (2398, 8451), (2817, 7194), (2943, 6886), (3443, 5886), (3597, 5634)]