20382191328

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:705

約数の個数: 192

約数和(自身を含む): 57081024000

約数和(自身を除く): 36698832672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 199, 228, 233, 241, 304, 398, 456, 466, 482, 597, 608, 699, 723, 796, 912, 932, 964, 1194, 1398, 1446, 1592, 1824, 1864, 1928, 2388, 2796, 2892, 3184, 3728, 3781, 3856, 4427, 4579, 4776, 5592, 5784, 6368, 7456, 7562, 7712, 8854, 9158, 9552, 11184, 11343, 11568, 13281, 13737, 15124, 17708, 18316, 19104, 22368, 22686, 23136, 26562, 27474, 30248, 35416, 36632, 45372, 46367, 47959, 53124, 54948, 56153, 60496, 70832, 73264, 90744, 92734, 95918, 106248, 109896, 112306, 120992, 139101, 141664, 143877, 146528, 168459, 181488, 185468, 191836, 212496, 219792, 224612, 278202, 287754, 336918, 362976, 370936, 383672, 424992, 439584, 449224, 556404, 575508, 673836, 741872, 767344, 880973, 898448, 911221, 1066907, 1112808, 1151016, 1347672, 1483744, 1534688, 1761946, 1796896, 1822442, 2133814, 2225616, 2302032, 2642919, 2695344, 2733663, 3200721, 3523892, 3644884, 4267628, 4451232, 4604064, 5285838, 5390688, 5467326, 6401442, 7047784, 7289768, 8535256, 10571676, 10934652, 11174447, 12802884, 14095568, 14579536, 17070512, 21143352, 21869304, 22348894, 25605768, 28191136, 29159072, 33523341, 34141024, 42286704, 43738608, 44697788, 51211536, 67046682, 84573408, 87477216, 89395576, 102423072, 134093364, 178791152, 212314493, 268186728, 357582304, 424628986, 536373456, 636943479, 849257972, 1072746912, 1273886958, 1698515944, 2547773916, 3397031888, 5095547832, 6794063776, 10191095664, 20382191328]

約数ペア:

[(1, 20382191328), (2, 10191095664), (3, 6794063776), (4, 5095547832), (6, 3397031888), (8, 2547773916), (12, 1698515944), (16, 1273886958), (19, 1072746912), (24, 849257972), (32, 636943479), (38, 536373456), (48, 424628986), (57, 357582304), (76, 268186728), (96, 212314493), (114, 178791152), (152, 134093364), (199, 102423072), (228, 89395576), (233, 87477216), (241, 84573408), (304, 67046682), (398, 51211536), (456, 44697788), (466, 43738608), (482, 42286704), (597, 34141024), (608, 33523341), (699, 29159072), (723, 28191136), (796, 25605768), (912, 22348894), (932, 21869304), (964, 21143352), (1194, 17070512), (1398, 14579536), (1446, 14095568), (1592, 12802884), (1824, 11174447), (1864, 10934652), (1928, 10571676), (2388, 8535256), (2796, 7289768), (2892, 7047784), (3184, 6401442), (3728, 5467326), (3781, 5390688), (3856, 5285838), (4427, 4604064), (4579, 4451232), (4776, 4267628), (5592, 3644884), (5784, 3523892), (6368, 3200721), (7456, 2733663), (7562, 2695344), (7712, 2642919), (8854, 2302032), (9158, 2225616), (9552, 2133814), (11184, 1822442), (11343, 1796896), (11568, 1761946), (13281, 1534688), (13737, 1483744), (15124, 1347672), (17708, 1151016), (18316, 1112808), (19104, 1066907), (22368, 911221), (22686, 898448), (23136, 880973), (26562, 767344), (27474, 741872), (30248, 673836), (35416, 575508), (36632, 556404), (45372, 449224), (46367, 439584), (47959, 424992), (53124, 383672), (54948, 370936), (56153, 362976), (60496, 336918), (70832, 287754), (73264, 278202), (90744, 224612), (92734, 219792), (95918, 212496), (106248, 191836), (109896, 185468), (112306, 181488), (120992, 168459), (139101, 146528), (141664, 143877)]