20235640938

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:728

約数の個数: 128

約数和(自身を含む): 44187897600

約数和(自身を除く): 23952256662

約数列:

[1, 2, 3, 6, 29, 41, 53, 58, 82, 87, 106, 109, 123, 159, 174, 218, 246, 318, 327, 491, 654, 982, 1189, 1473, 1537, 2173, 2378, 2946, 3074, 3161, 3567, 4346, 4469, 4611, 5777, 6322, 6519, 7134, 8938, 9222, 9483, 11554, 13038, 13407, 14239, 17331, 18966, 20131, 26023, 26814, 28478, 34662, 40262, 42717, 52046, 53519, 60393, 63017, 78069, 85434, 107038, 120786, 126034, 129601, 156138, 160557, 167533, 189051, 236857, 259202, 321114, 335066, 378102, 388803, 473714, 502599, 583799, 710571, 754667, 777606, 1005198, 1066943, 1167598, 1421142, 1509334, 1552051, 1751397, 2133886, 2194279, 2264001, 2836507, 3104102, 3200829, 3502794, 4388558, 4528002, 4656153, 5673014, 6401658, 6582837, 6868853, 8509521, 9312306, 13165674, 13737706, 17019042, 20606559, 30941347, 41213118, 61882694, 63634091, 82258703, 92824041, 116296787, 127268182, 164517406, 185648082, 190902273, 232593574, 246776109, 348890361, 381804546, 493552218, 697780722, 3372606823, 6745213646, 10117820469, 20235640938]

約数ペア:

[(1, 20235640938), (2, 10117820469), (3, 6745213646), (6, 3372606823), (29, 697780722), (41, 493552218), (53, 381804546), (58, 348890361), (82, 246776109), (87, 232593574), (106, 190902273), (109, 185648082), (123, 164517406), (159, 127268182), (174, 116296787), (218, 92824041), (246, 82258703), (318, 63634091), (327, 61882694), (491, 41213118), (654, 30941347), (982, 20606559), (1189, 17019042), (1473, 13737706), (1537, 13165674), (2173, 9312306), (2378, 8509521), (2946, 6868853), (3074, 6582837), (3161, 6401658), (3567, 5673014), (4346, 4656153), (4469, 4528002), (4611, 4388558), (5777, 3502794), (6322, 3200829), (6519, 3104102), (7134, 2836507), (8938, 2264001), (9222, 2194279), (9483, 2133886), (11554, 1751397), (13038, 1552051), (13407, 1509334), (14239, 1421142), (17331, 1167598), (18966, 1066943), (20131, 1005198), (26023, 777606), (26814, 754667), (28478, 710571), (34662, 583799), (40262, 502599), (42717, 473714), (52046, 388803), (53519, 378102), (60393, 335066), (63017, 321114), (78069, 259202), (85434, 236857), (107038, 189051), (120786, 167533), (126034, 160557), (129601, 156138)]