19838455728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{20551}}^1$

素因数の和:20612

約数の個数: 240

約数和(自身を含む): 67156701696

約数和(自身を除く): 47318245968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 34, 39, 42, 48, 51, 52, 56, 68, 78, 84, 91, 102, 104, 112, 119, 136, 156, 168, 169, 182, 204, 208, 221, 238, 272, 273, 312, 336, 338, 357, 364, 408, 442, 476, 507, 546, 624, 663, 676, 714, 728, 816, 884, 952, 1014, 1092, 1183, 1326, 1352, 1428, 1456, 1547, 1768, 1904, 2028, 2184, 2366, 2652, 2704, 2856, 2873, 3094, 3536, 3549, 4056, 4368, 4641, 4732, 5304, 5712, 5746, 6188, 7098, 8112, 8619, 9282, 9464, 10608, 11492, 12376, 14196, 17238, 18564, 18928, 20111, 20551, 22984, 24752, 28392, 34476, 37128, 40222, 41102, 45968, 56784, 60333, 61653, 68952, 74256, 80444, 82204, 120666, 123306, 137904, 143857, 160888, 164408, 241332, 246612, 267163, 287714, 321776, 328816, 349367, 431571, 482664, 493224, 534326, 575428, 698734, 801489, 863142, 965328, 986448, 1048101, 1068652, 1150856, 1397468, 1602978, 1726284, 1870141, 2096202, 2137304, 2301712, 2445569, 2794936, 3205956, 3452568, 3473119, 3740282, 4192404, 4274608, 4541771, 4891138, 5589872, 5610423, 6411912, 6905136, 6946238, 7336707, 7480564, 8384808, 9083542, 9782276, 10419357, 11220846, 12823824, 13625313, 13892476, 14673414, 14961128, 16769616, 18167084, 19564552, 20838714, 22441692, 24311833, 27250626, 27784952, 29346828, 29922256, 31792397, 36334168, 39129104, 41677428, 44883384, 48623666, 54501252, 55569904, 58693656, 59043023, 63584794, 72668336, 72935499, 83354856, 89766768, 95377191, 97247332, 109002504, 117387312, 118086046, 127169588, 145870998, 166709712, 177129069, 190754382, 194494664, 218005008, 236172092, 254339176, 291741996, 354258138, 381508764, 388989328, 413301161, 472344184, 508678352, 583483992, 708516276, 763017528, 826602322, 944688368, 1166967984, 1239903483, 1417032552, 1526035056, 1653204644, 2479806966, 2834065104, 3306409288, 4959613932, 6612818576, 9919227864, 19838455728]

約数ペア:

[(1, 19838455728), (2, 9919227864), (3, 6612818576), (4, 4959613932), (6, 3306409288), (7, 2834065104), (8, 2479806966), (12, 1653204644), (13, 1526035056), (14, 1417032552), (16, 1239903483), (17, 1166967984), (21, 944688368), (24, 826602322), (26, 763017528), (28, 708516276), (34, 583483992), (39, 508678352), (42, 472344184), (48, 413301161), (51, 388989328), (52, 381508764), (56, 354258138), (68, 291741996), (78, 254339176), (84, 236172092), (91, 218005008), (102, 194494664), (104, 190754382), (112, 177129069), (119, 166709712), (136, 145870998), (156, 127169588), (168, 118086046), (169, 117387312), (182, 109002504), (204, 97247332), (208, 95377191), (221, 89766768), (238, 83354856), (272, 72935499), (273, 72668336), (312, 63584794), (336, 59043023), (338, 58693656), (357, 55569904), (364, 54501252), (408, 48623666), (442, 44883384), (476, 41677428), (507, 39129104), (546, 36334168), (624, 31792397), (663, 29922256), (676, 29346828), (714, 27784952), (728, 27250626), (816, 24311833), (884, 22441692), (952, 20838714), (1014, 19564552), (1092, 18167084), (1183, 16769616), (1326, 14961128), (1352, 14673414), (1428, 13892476), (1456, 13625313), (1547, 12823824), (1768, 11220846), (1904, 10419357), (2028, 9782276), (2184, 9083542), (2366, 8384808), (2652, 7480564), (2704, 7336707), (2856, 6946238), (2873, 6905136), (3094, 6411912), (3536, 5610423), (3549, 5589872), (4056, 4891138), (4368, 4541771), (4641, 4274608), (4732, 4192404), (5304, 3740282), (5712, 3473119), (5746, 3452568), (6188, 3205956), (7098, 2794936), (8112, 2445569), (8619, 2301712), (9282, 2137304), (9464, 2096202), (10608, 1870141), (11492, 1726284), (12376, 1602978), (14196, 1397468), (17238, 1150856), (18564, 1068652), (18928, 1048101), (20111, 986448), (20551, 965328), (22984, 863142), (24752, 801489), (28392, 698734), (34476, 575428), (37128, 534326), (40222, 493224), (41102, 482664), (45968, 431571), (56784, 349367), (60333, 328816), (61653, 321776), (68952, 287714), (74256, 267163), (80444, 246612), (82204, 241332), (120666, 164408), (123306, 160888), (137904, 143857)]