20990480448

素因数分解:

$2^6\times 3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{18749}}^1$

素因数の和:18802

約数の個数: 224

約数和(自身を含む): 68580000000

約数和(自身を除く): 47589519552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 64, 68, 84, 96, 98, 102, 112, 119, 136, 147, 168, 192, 196, 204, 224, 238, 272, 294, 336, 343, 357, 392, 408, 448, 476, 544, 588, 672, 686, 714, 784, 816, 833, 952, 1029, 1088, 1176, 1344, 1372, 1428, 1568, 1632, 1666, 1904, 2058, 2352, 2499, 2744, 2856, 3136, 3264, 3332, 3808, 4116, 4704, 4998, 5488, 5712, 5831, 6664, 7616, 8232, 9408, 9996, 10976, 11424, 11662, 13328, 16464, 17493, 18749, 19992, 21952, 22848, 23324, 26656, 32928, 34986, 37498, 39984, 46648, 53312, 56247, 65856, 69972, 74996, 79968, 93296, 112494, 131243, 139944, 149992, 159936, 186592, 224988, 262486, 279888, 299984, 318733, 373184, 393729, 449976, 524972, 559776, 599968, 637466, 787458, 899952, 918701, 956199, 1049944, 1119552, 1199936, 1274932, 1574916, 1799904, 1837402, 1912398, 2099888, 2231131, 2549864, 2756103, 3149832, 3599808, 3674804, 3824796, 4199776, 4462262, 5099728, 5512206, 6299664, 6430907, 6693393, 7349608, 7649592, 8399552, 8924524, 10199456, 11024412, 12599328, 12861814, 13386786, 14699216, 15299184, 15617917, 17849048, 19292721, 20398912, 22048824, 25198656, 25723628, 26773572, 29398432, 30598368, 31235834, 35698096, 38585442, 44097648, 46853751, 51447256, 53547144, 58796864, 61196736, 62471668, 71396192, 77170884, 88195296, 93707502, 102894512, 107094288, 109325419, 124943336, 142792384, 154341768, 176390592, 187415004, 205789024, 214188576, 218650838, 249886672, 308683536, 327976257, 374830008, 411578048, 428377152, 437301676, 499773344, 617367072, 655952514, 749660016, 874603352, 999546688, 1234734144, 1311905028, 1499320032, 1749206704, 2623810056, 2998640064, 3498413408, 5247620112, 6996826816, 10495240224, 20990480448]

約数ペア:

[(1, 20990480448), (2, 10495240224), (3, 6996826816), (4, 5247620112), (6, 3498413408), (7, 2998640064), (8, 2623810056), (12, 1749206704), (14, 1499320032), (16, 1311905028), (17, 1234734144), (21, 999546688), (24, 874603352), (28, 749660016), (32, 655952514), (34, 617367072), (42, 499773344), (48, 437301676), (49, 428377152), (51, 411578048), (56, 374830008), (64, 327976257), (68, 308683536), (84, 249886672), (96, 218650838), (98, 214188576), (102, 205789024), (112, 187415004), (119, 176390592), (136, 154341768), (147, 142792384), (168, 124943336), (192, 109325419), (196, 107094288), (204, 102894512), (224, 93707502), (238, 88195296), (272, 77170884), (294, 71396192), (336, 62471668), (343, 61196736), (357, 58796864), (392, 53547144), (408, 51447256), (448, 46853751), (476, 44097648), (544, 38585442), (588, 35698096), (672, 31235834), (686, 30598368), (714, 29398432), (784, 26773572), (816, 25723628), (833, 25198656), (952, 22048824), (1029, 20398912), (1088, 19292721), (1176, 17849048), (1344, 15617917), (1372, 15299184), (1428, 14699216), (1568, 13386786), (1632, 12861814), (1666, 12599328), (1904, 11024412), (2058, 10199456), (2352, 8924524), (2499, 8399552), (2744, 7649592), (2856, 7349608), (3136, 6693393), (3264, 6430907), (3332, 6299664), (3808, 5512206), (4116, 5099728), (4704, 4462262), (4998, 4199776), (5488, 3824796), (5712, 3674804), (5831, 3599808), (6664, 3149832), (7616, 2756103), (8232, 2549864), (9408, 2231131), (9996, 2099888), (10976, 1912398), (11424, 1837402), (11662, 1799904), (13328, 1574916), (16464, 1274932), (17493, 1199936), (18749, 1119552), (19992, 1049944), (21952, 956199), (22848, 918701), (23324, 899952), (26656, 787458), (32928, 637466), (34986, 599968), (37498, 559776), (39984, 524972), (46648, 449976), (53312, 393729), (56247, 373184), (65856, 318733), (69972, 299984), (74996, 279888), (79968, 262486), (93296, 224988), (112494, 186592), (131243, 159936), (139944, 149992)]