20104706552

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 44387696640

約数和(自身を除く): 24282990088

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 127, 151, 193, 194, 254, 302, 386, 388, 508, 604, 679, 772, 776, 889, 1016, 1057, 1208, 1351, 1358, 1544, 1778, 2114, 2702, 2716, 3556, 4228, 5404, 5432, 7112, 8456, 10808, 12319, 14647, 18721, 19177, 24511, 24638, 29143, 29294, 37442, 38354, 49022, 49276, 58286, 58588, 74884, 76708, 86233, 98044, 98552, 102529, 116572, 117176, 131047, 134239, 149768, 153416, 171577, 172466, 196088, 204001, 205058, 233144, 262094, 268478, 343154, 344932, 408002, 410116, 524188, 536956, 686308, 689864, 816004, 820232, 1048376, 1073912, 1372616, 1632008, 1860169, 2377567, 2826871, 3701161, 3720338, 4755134, 5653742, 7402322, 7440676, 9510268, 11307484, 13021183, 14804644, 14881352, 16642969, 19020536, 19788097, 22614968, 25908127, 26042366, 29609288, 33285938, 39576194, 51816254, 52084732, 66571876, 79152388, 103632508, 104169464, 133143752, 158304776, 207265016, 359012617, 718025234, 1436050468, 2513088319, 2872100936, 5026176638, 10052353276, 20104706552]

約数ペア:

[(1, 20104706552), (2, 10052353276), (4, 5026176638), (7, 2872100936), (8, 2513088319), (14, 1436050468), (28, 718025234), (56, 359012617), (97, 207265016), (127, 158304776), (151, 133143752), (193, 104169464), (194, 103632508), (254, 79152388), (302, 66571876), (386, 52084732), (388, 51816254), (508, 39576194), (604, 33285938), (679, 29609288), (772, 26042366), (776, 25908127), (889, 22614968), (1016, 19788097), (1057, 19020536), (1208, 16642969), (1351, 14881352), (1358, 14804644), (1544, 13021183), (1778, 11307484), (2114, 9510268), (2702, 7440676), (2716, 7402322), (3556, 5653742), (4228, 4755134), (5404, 3720338), (5432, 3701161), (7112, 2826871), (8456, 2377567), (10808, 1860169), (12319, 1632008), (14647, 1372616), (18721, 1073912), (19177, 1048376), (24511, 820232), (24638, 816004), (29143, 689864), (29294, 686308), (37442, 536956), (38354, 524188), (49022, 410116), (49276, 408002), (58286, 344932), (58588, 343154), (74884, 268478), (76708, 262094), (86233, 233144), (98044, 205058), (98552, 204001), (102529, 196088), (116572, 172466), (117176, 171577), (131047, 153416), (134239, 149768)]