18681634816

素因数分解:

$2^{13}\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 224

約数和(自身を含む): 43597128960

約数和(自身を除く): 24915494144

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 29, 32, 46, 52, 58, 64, 92, 104, 116, 128, 184, 208, 232, 256, 263, 299, 368, 377, 416, 464, 512, 526, 598, 667, 736, 754, 832, 928, 1024, 1052, 1196, 1334, 1472, 1508, 1664, 1856, 2048, 2104, 2392, 2668, 2944, 3016, 3328, 3419, 3712, 4096, 4208, 4784, 5336, 5888, 6032, 6049, 6656, 6838, 7424, 7627, 8192, 8416, 8671, 9568, 10672, 11776, 12064, 12098, 13312, 13676, 14848, 15254, 16832, 17342, 19136, 21344, 23552, 24128, 24196, 26624, 27352, 29696, 30508, 33664, 34684, 38272, 42688, 47104, 48256, 48392, 53248, 54704, 59392, 61016, 67328, 69368, 76544, 78637, 85376, 94208, 96512, 96784, 99151, 106496, 109408, 118784, 122032, 134656, 138736, 153088, 157274, 170752, 175421, 188416, 193024, 193568, 198302, 218816, 237568, 244064, 269312, 277472, 306176, 314548, 341504, 350842, 386048, 387136, 396604, 437632, 488128, 538624, 554944, 612352, 629096, 683008, 701684, 772096, 774272, 793208, 875264, 976256, 1077248, 1109888, 1224704, 1258192, 1366016, 1403368, 1544192, 1548544, 1586416, 1750528, 1952512, 2154496, 2219776, 2280473, 2449408, 2516384, 2732032, 2806736, 3088384, 3097088, 3172832, 3501056, 3905024, 4439552, 4560946, 5032768, 5464064, 5613472, 6194176, 6345664, 7002112, 7810048, 8879104, 9121892, 10065536, 11226944, 12388352, 12691328, 14004224, 15620096, 17758208, 18243784, 20131072, 22453888, 24776704, 25382656, 28008448, 31240192, 35516416, 36487568, 40262144, 44907776, 49553408, 50765312, 62480384, 71032832, 72975136, 80524288, 89815552, 101530624, 145950272, 161048576, 179631104, 203061248, 291900544, 322097152, 359262208, 406122496, 583801088, 644194304, 718524416, 812244992, 1167602176, 1437048832, 2335204352, 4670408704, 9340817408, 18681634816]

約数ペア:

[(1, 18681634816), (2, 9340817408), (4, 4670408704), (8, 2335204352), (13, 1437048832), (16, 1167602176), (23, 812244992), (26, 718524416), (29, 644194304), (32, 583801088), (46, 406122496), (52, 359262208), (58, 322097152), (64, 291900544), (92, 203061248), (104, 179631104), (116, 161048576), (128, 145950272), (184, 101530624), (208, 89815552), (232, 80524288), (256, 72975136), (263, 71032832), (299, 62480384), (368, 50765312), (377, 49553408), (416, 44907776), (464, 40262144), (512, 36487568), (526, 35516416), (598, 31240192), (667, 28008448), (736, 25382656), (754, 24776704), (832, 22453888), (928, 20131072), (1024, 18243784), (1052, 17758208), (1196, 15620096), (1334, 14004224), (1472, 12691328), (1508, 12388352), (1664, 11226944), (1856, 10065536), (2048, 9121892), (2104, 8879104), (2392, 7810048), (2668, 7002112), (2944, 6345664), (3016, 6194176), (3328, 5613472), (3419, 5464064), (3712, 5032768), (4096, 4560946), (4208, 4439552), (4784, 3905024), (5336, 3501056), (5888, 3172832), (6032, 3097088), (6049, 3088384), (6656, 2806736), (6838, 2732032), (7424, 2516384), (7627, 2449408), (8192, 2280473), (8416, 2219776), (8671, 2154496), (9568, 1952512), (10672, 1750528), (11776, 1586416), (12064, 1548544), (12098, 1544192), (13312, 1403368), (13676, 1366016), (14848, 1258192), (15254, 1224704), (16832, 1109888), (17342, 1077248), (19136, 976256), (21344, 875264), (23552, 793208), (24128, 774272), (24196, 772096), (26624, 701684), (27352, 683008), (29696, 629096), (30508, 612352), (33664, 554944), (34684, 538624), (38272, 488128), (42688, 437632), (47104, 396604), (48256, 387136), (48392, 386048), (53248, 350842), (54704, 341504), (59392, 314548), (61016, 306176), (67328, 277472), (69368, 269312), (76544, 244064), (78637, 237568), (85376, 218816), (94208, 198302), (96512, 193568), (96784, 193024), (99151, 188416), (106496, 175421), (109408, 170752), (118784, 157274), (122032, 153088), (134656, 138736)]