20929129728

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{21611}}^1$

素因数の和:21740

約数の個数: 144

約数和(自身を含む): 60608001216

約数和(自身を除く): 39678871488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 97, 104, 128, 156, 192, 194, 208, 256, 291, 312, 384, 388, 416, 582, 624, 768, 776, 832, 1164, 1248, 1261, 1552, 1664, 2328, 2496, 2522, 3104, 3328, 3783, 4656, 4992, 5044, 6208, 7566, 9312, 9984, 10088, 12416, 15132, 18624, 20176, 21611, 24832, 30264, 37248, 40352, 43222, 60528, 64833, 74496, 80704, 86444, 121056, 129666, 161408, 172888, 242112, 259332, 280943, 322816, 345776, 484224, 518664, 561886, 691552, 842829, 968448, 1037328, 1123772, 1383104, 1685658, 2074656, 2096267, 2247544, 2766208, 3371316, 4149312, 4192534, 4495088, 5532416, 6288801, 6742632, 8298624, 8385068, 8990176, 12577602, 13485264, 16597248, 16770136, 17980352, 25155204, 26970528, 27251471, 33540272, 35960704, 50310408, 53941056, 54502942, 67080544, 71921408, 81754413, 100620816, 107882112, 109005884, 134161088, 163508826, 201241632, 215764224, 218011768, 268322176, 327017652, 402483264, 436023536, 536644352, 654035304, 804966528, 872047072, 1308070608, 1609933056, 1744094144, 2616141216, 3488188288, 5232282432, 6976376576, 10464564864, 20929129728]

約数ペア:

[(1, 20929129728), (2, 10464564864), (3, 6976376576), (4, 5232282432), (6, 3488188288), (8, 2616141216), (12, 1744094144), (13, 1609933056), (16, 1308070608), (24, 872047072), (26, 804966528), (32, 654035304), (39, 536644352), (48, 436023536), (52, 402483264), (64, 327017652), (78, 268322176), (96, 218011768), (97, 215764224), (104, 201241632), (128, 163508826), (156, 134161088), (192, 109005884), (194, 107882112), (208, 100620816), (256, 81754413), (291, 71921408), (312, 67080544), (384, 54502942), (388, 53941056), (416, 50310408), (582, 35960704), (624, 33540272), (768, 27251471), (776, 26970528), (832, 25155204), (1164, 17980352), (1248, 16770136), (1261, 16597248), (1552, 13485264), (1664, 12577602), (2328, 8990176), (2496, 8385068), (2522, 8298624), (3104, 6742632), (3328, 6288801), (3783, 5532416), (4656, 4495088), (4992, 4192534), (5044, 4149312), (6208, 3371316), (7566, 2766208), (9312, 2247544), (9984, 2096267), (10088, 2074656), (12416, 1685658), (15132, 1383104), (18624, 1123772), (20176, 1037328), (21611, 968448), (24832, 842829), (30264, 691552), (37248, 561886), (40352, 518664), (43222, 484224), (60528, 345776), (64833, 322816), (74496, 280943), (80704, 259332), (86444, 242112), (121056, 172888), (129666, 161408)]