19997394048

素因数分解:

$2^7\times 3^4\times {\mathrm{29}}^1\times {\mathrm{66509}}^1$

素因数の和:66564

約数の個数: 160

約数和(自身を含む): 61564981500

約数和(自身を除く): 41567587452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 81, 87, 96, 108, 116, 128, 144, 162, 174, 192, 216, 232, 261, 288, 324, 348, 384, 432, 464, 522, 576, 648, 696, 783, 864, 928, 1044, 1152, 1296, 1392, 1566, 1728, 1856, 2088, 2349, 2592, 2784, 3132, 3456, 3712, 4176, 4698, 5184, 5568, 6264, 8352, 9396, 10368, 11136, 12528, 16704, 18792, 25056, 33408, 37584, 50112, 66509, 75168, 100224, 133018, 150336, 199527, 266036, 300672, 399054, 532072, 598581, 798108, 1064144, 1197162, 1596216, 1795743, 1928761, 2128288, 2394324, 3192432, 3591486, 3857522, 4256576, 4788648, 5387229, 5786283, 6384864, 7182972, 7715044, 8513152, 9577296, 10774458, 11572566, 12769728, 14365944, 15430088, 17358849, 19154592, 21548916, 23145132, 25539456, 28731888, 30860176, 34717698, 38309184, 43097832, 46290264, 52076547, 57463776, 61720352, 69435396, 76618368, 86195664, 92580528, 104153094, 114927552, 123440704, 138870792, 156229641, 172391328, 185161056, 208306188, 229855104, 246881408, 277741584, 312459282, 344782656, 370322112, 416612376, 555483168, 624918564, 689565312, 740644224, 833224752, 1110966336, 1249837128, 1666449504, 2221932672, 2499674256, 3332899008, 4999348512, 6665798016, 9998697024, 19997394048]

約数ペア:

[(1, 19997394048), (2, 9998697024), (3, 6665798016), (4, 4999348512), (6, 3332899008), (8, 2499674256), (9, 2221932672), (12, 1666449504), (16, 1249837128), (18, 1110966336), (24, 833224752), (27, 740644224), (29, 689565312), (32, 624918564), (36, 555483168), (48, 416612376), (54, 370322112), (58, 344782656), (64, 312459282), (72, 277741584), (81, 246881408), (87, 229855104), (96, 208306188), (108, 185161056), (116, 172391328), (128, 156229641), (144, 138870792), (162, 123440704), (174, 114927552), (192, 104153094), (216, 92580528), (232, 86195664), (261, 76618368), (288, 69435396), (324, 61720352), (348, 57463776), (384, 52076547), (432, 46290264), (464, 43097832), (522, 38309184), (576, 34717698), (648, 30860176), (696, 28731888), (783, 25539456), (864, 23145132), (928, 21548916), (1044, 19154592), (1152, 17358849), (1296, 15430088), (1392, 14365944), (1566, 12769728), (1728, 11572566), (1856, 10774458), (2088, 9577296), (2349, 8513152), (2592, 7715044), (2784, 7182972), (3132, 6384864), (3456, 5786283), (3712, 5387229), (4176, 4788648), (4698, 4256576), (5184, 3857522), (5568, 3591486), (6264, 3192432), (8352, 2394324), (9396, 2128288), (10368, 1928761), (11136, 1795743), (12528, 1596216), (16704, 1197162), (18792, 1064144), (25056, 798108), (33408, 598581), (37584, 532072), (50112, 399054), (66509, 300672), (75168, 266036), (100224, 199527), (133018, 150336)]