20178559778

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2039}}^1$

素因数の和:2176

約数の個数: 96

約数和(自身を含む): 36555494400

約数和(自身を除く): 16376934622

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 67, 134, 169, 247, 299, 338, 437, 494, 598, 871, 874, 1273, 1541, 1742, 2039, 2546, 3082, 3211, 3887, 4078, 5681, 6422, 7774, 11323, 11362, 16549, 20033, 22646, 26507, 29279, 33098, 38741, 40066, 46897, 53014, 58558, 73853, 77482, 93794, 136613, 147706, 215137, 260429, 273226, 344591, 380627, 430274, 503633, 520858, 609661, 689182, 761254, 891043, 1007266, 1219322, 1775969, 1782086, 2595647, 3142099, 3551938, 4948151, 5191294, 6284198, 6547229, 7925593, 9896302, 11583559, 13094458, 15851186, 23087597, 23167118, 33743411, 40847287, 46175194, 59699881, 67486822, 81694574, 119399762, 150586267, 301172534, 438664343, 531014731, 776098453, 877328686, 1062029462, 1552196906, 10089279889, 20178559778]

約数ペア:

[(1, 20178559778), (2, 10089279889), (13, 1552196906), (19, 1062029462), (23, 877328686), (26, 776098453), (38, 531014731), (46, 438664343), (67, 301172534), (134, 150586267), (169, 119399762), (247, 81694574), (299, 67486822), (338, 59699881), (437, 46175194), (494, 40847287), (598, 33743411), (871, 23167118), (874, 23087597), (1273, 15851186), (1541, 13094458), (1742, 11583559), (2039, 9896302), (2546, 7925593), (3082, 6547229), (3211, 6284198), (3887, 5191294), (4078, 4948151), (5681, 3551938), (6422, 3142099), (7774, 2595647), (11323, 1782086), (11362, 1775969), (16549, 1219322), (20033, 1007266), (22646, 891043), (26507, 761254), (29279, 689182), (33098, 609661), (38741, 520858), (40066, 503633), (46897, 430274), (53014, 380627), (58558, 344591), (73853, 273226), (77482, 260429), (93794, 215137), (136613, 147706)]