19500156

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 192

約数和(自身を含む): 62092800

約数和(自身を除く): 42592644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 26, 27, 34, 36, 38, 39, 43, 51, 52, 54, 57, 68, 76, 78, 86, 102, 108, 114, 117, 129, 153, 156, 171, 172, 204, 221, 228, 234, 247, 258, 306, 323, 342, 351, 387, 442, 459, 468, 494, 513, 516, 559, 612, 646, 663, 684, 702, 731, 741, 774, 817, 884, 918, 969, 988, 1026, 1118, 1161, 1292, 1326, 1404, 1462, 1482, 1548, 1634, 1677, 1836, 1938, 1989, 2052, 2193, 2223, 2236, 2322, 2451, 2652, 2907, 2924, 2964, 3268, 3354, 3876, 3978, 4199, 4386, 4446, 4644, 4902, 5031, 5814, 5967, 6579, 6669, 6708, 7353, 7956, 8398, 8721, 8772, 8892, 9503, 9804, 10062, 10621, 11628, 11934, 12597, 13158, 13338, 13889, 14706, 15093, 16796, 17442, 19006, 19737, 20124, 21242, 22059, 23868, 25194, 26316, 26676, 27778, 28509, 29412, 30186, 31863, 34884, 37791, 38012, 39474, 41667, 42484, 44118, 50388, 55556, 57018, 60372, 63726, 75582, 78948, 83334, 85527, 88236, 95589, 113373, 114036, 125001, 127452, 151164, 166668, 171054, 180557, 191178, 226746, 250002, 256581, 286767, 342108, 361114, 375003, 382356, 453492, 500004, 513162, 541671, 573534, 722228, 750006, 1026324, 1083342, 1147068, 1500012, 1625013, 2166684, 3250026, 4875039, 6500052, 9750078, 19500156]

約数ペア:

[(1, 19500156), (2, 9750078), (3, 6500052), (4, 4875039), (6, 3250026), (9, 2166684), (12, 1625013), (13, 1500012), (17, 1147068), (18, 1083342), (19, 1026324), (26, 750006), (27, 722228), (34, 573534), (36, 541671), (38, 513162), (39, 500004), (43, 453492), (51, 382356), (52, 375003), (54, 361114), (57, 342108), (68, 286767), (76, 256581), (78, 250002), (86, 226746), (102, 191178), (108, 180557), (114, 171054), (117, 166668), (129, 151164), (153, 127452), (156, 125001), (171, 114036), (172, 113373), (204, 95589), (221, 88236), (228, 85527), (234, 83334), (247, 78948), (258, 75582), (306, 63726), (323, 60372), (342, 57018), (351, 55556), (387, 50388), (442, 44118), (459, 42484), (468, 41667), (494, 39474), (513, 38012), (516, 37791), (559, 34884), (612, 31863), (646, 30186), (663, 29412), (684, 28509), (702, 27778), (731, 26676), (741, 26316), (774, 25194), (817, 23868), (884, 22059), (918, 21242), (969, 20124), (988, 19737), (1026, 19006), (1118, 17442), (1161, 16796), (1292, 15093), (1326, 14706), (1404, 13889), (1462, 13338), (1482, 13158), (1548, 12597), (1634, 11934), (1677, 11628), (1836, 10621), (1938, 10062), (1989, 9804), (2052, 9503), (2193, 8892), (2223, 8772), (2236, 8721), (2322, 8398), (2451, 7956), (2652, 7353), (2907, 6708), (2924, 6669), (2964, 6579), (3268, 5967), (3354, 5814), (3876, 5031), (3978, 4902), (4199, 4644), (4386, 4446)]