20156523984

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{85717}}^1$

素因数の和:85825

約数の個数: 120

約数和(自身を含む): 59692643712

約数和(自身を除く): 39536119728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 71, 72, 92, 138, 142, 144, 184, 207, 213, 276, 284, 368, 414, 426, 552, 568, 639, 828, 852, 1104, 1136, 1278, 1633, 1656, 1704, 2556, 3266, 3312, 3408, 4899, 5112, 6532, 9798, 10224, 13064, 14697, 19596, 26128, 29394, 39192, 58788, 78384, 85717, 117576, 171434, 235152, 257151, 342868, 514302, 685736, 771453, 1028604, 1371472, 1542906, 1971491, 2057208, 3085812, 3942982, 4114416, 5914473, 6085907, 6171624, 7885964, 11828946, 12171814, 12343248, 15771928, 17743419, 18257721, 23657892, 24343628, 31543856, 35486838, 36515442, 47315784, 48687256, 54773163, 70973676, 73030884, 94631568, 97374512, 109546326, 139975861, 141947352, 146061768, 219092652, 279951722, 283894704, 292123536, 419927583, 438185304, 559903444, 839855166, 876370608, 1119806888, 1259782749, 1679710332, 2239613776, 2519565498, 3359420664, 5039130996, 6718841328, 10078261992, 20156523984]

約数ペア:

[(1, 20156523984), (2, 10078261992), (3, 6718841328), (4, 5039130996), (6, 3359420664), (8, 2519565498), (9, 2239613776), (12, 1679710332), (16, 1259782749), (18, 1119806888), (23, 876370608), (24, 839855166), (36, 559903444), (46, 438185304), (48, 419927583), (69, 292123536), (71, 283894704), (72, 279951722), (92, 219092652), (138, 146061768), (142, 141947352), (144, 139975861), (184, 109546326), (207, 97374512), (213, 94631568), (276, 73030884), (284, 70973676), (368, 54773163), (414, 48687256), (426, 47315784), (552, 36515442), (568, 35486838), (639, 31543856), (828, 24343628), (852, 23657892), (1104, 18257721), (1136, 17743419), (1278, 15771928), (1633, 12343248), (1656, 12171814), (1704, 11828946), (2556, 7885964), (3266, 6171624), (3312, 6085907), (3408, 5914473), (4899, 4114416), (5112, 3942982), (6532, 3085812), (9798, 2057208), (10224, 1971491), (13064, 1542906), (14697, 1371472), (19596, 1028604), (26128, 771453), (29394, 685736), (39192, 514302), (58788, 342868), (78384, 257151), (85717, 235152), (117576, 171434)]