18668754

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:89

約数の個数: 108

約数和(自身を含む): 48945546

約数和(自身を除く): 30276792

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 117, 153, 169, 171, 221, 234, 247, 306, 323, 338, 342, 361, 442, 494, 507, 646, 663, 722, 741, 969, 1014, 1083, 1326, 1482, 1521, 1938, 1989, 2166, 2223, 2873, 2907, 3042, 3211, 3249, 3978, 4199, 4446, 4693, 5746, 5814, 6137, 6422, 6498, 8398, 8619, 9386, 9633, 12274, 12597, 14079, 17238, 18411, 19266, 25194, 25857, 28158, 28899, 36822, 37791, 42237, 51714, 54587, 55233, 57798, 61009, 75582, 79781, 84474, 109174, 110466, 122018, 159562, 163761, 183027, 239343, 327522, 366054, 478686, 491283, 549081, 718029, 982566, 1037153, 1098162, 1436058, 2074306, 3111459, 6222918, 9334377, 18668754]

約数ペア:

[(1, 18668754), (2, 9334377), (3, 6222918), (6, 3111459), (9, 2074306), (13, 1436058), (17, 1098162), (18, 1037153), (19, 982566), (26, 718029), (34, 549081), (38, 491283), (39, 478686), (51, 366054), (57, 327522), (78, 239343), (102, 183027), (114, 163761), (117, 159562), (153, 122018), (169, 110466), (171, 109174), (221, 84474), (234, 79781), (247, 75582), (306, 61009), (323, 57798), (338, 55233), (342, 54587), (361, 51714), (442, 42237), (494, 37791), (507, 36822), (646, 28899), (663, 28158), (722, 25857), (741, 25194), (969, 19266), (1014, 18411), (1083, 17238), (1326, 14079), (1482, 12597), (1521, 12274), (1938, 9633), (1989, 9386), (2166, 8619), (2223, 8398), (2873, 6498), (2907, 6422), (3042, 6137), (3211, 5814), (3249, 5746), (3978, 4693), (4199, 4446)]