20120886972

素因数分解:

$2^2\times 3^6\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{4337}}^1$

素因数の和:4439

約数の個数: 168

約数和(自身を含む): 55493743536

約数和(自身を除く): 35372856564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 43, 54, 74, 81, 86, 108, 111, 129, 148, 162, 172, 222, 243, 258, 324, 333, 387, 444, 486, 516, 666, 729, 774, 972, 999, 1161, 1332, 1458, 1548, 1591, 1998, 2322, 2916, 2997, 3182, 3483, 3996, 4337, 4644, 4773, 5994, 6364, 6966, 8674, 8991, 9546, 10449, 11988, 13011, 13932, 14319, 17348, 17982, 19092, 20898, 26022, 26973, 28638, 31347, 35964, 39033, 41796, 42957, 52044, 53946, 57276, 62694, 78066, 85914, 107892, 117099, 125388, 128871, 156132, 160469, 171828, 186491, 234198, 257742, 320938, 351297, 372982, 386613, 468396, 481407, 515484, 559473, 641876, 702594, 745964, 773226, 962814, 1053891, 1118946, 1159839, 1405188, 1444221, 1546452, 1678419, 1925628, 2107782, 2237892, 2319678, 2888442, 3161673, 3356838, 4215564, 4332663, 4639356, 5035257, 5776884, 6323346, 6713676, 6900167, 8665326, 10070514, 12646692, 12997989, 13800334, 15105771, 17330652, 20141028, 20700501, 25995978, 27600668, 30211542, 38993967, 41401002, 45317313, 51991956, 60423084, 62101503, 77987934, 82802004, 90634626, 116981901, 124203006, 135951939, 155975868, 181269252, 186304509, 233963802, 248406012, 271903878, 372609018, 467927604, 543807756, 558913527, 745218036, 1117827054, 1676740581, 2235654108, 3353481162, 5030221743, 6706962324, 10060443486, 20120886972]

約数ペア:

[(1, 20120886972), (2, 10060443486), (3, 6706962324), (4, 5030221743), (6, 3353481162), (9, 2235654108), (12, 1676740581), (18, 1117827054), (27, 745218036), (36, 558913527), (37, 543807756), (43, 467927604), (54, 372609018), (74, 271903878), (81, 248406012), (86, 233963802), (108, 186304509), (111, 181269252), (129, 155975868), (148, 135951939), (162, 124203006), (172, 116981901), (222, 90634626), (243, 82802004), (258, 77987934), (324, 62101503), (333, 60423084), (387, 51991956), (444, 45317313), (486, 41401002), (516, 38993967), (666, 30211542), (729, 27600668), (774, 25995978), (972, 20700501), (999, 20141028), (1161, 17330652), (1332, 15105771), (1458, 13800334), (1548, 12997989), (1591, 12646692), (1998, 10070514), (2322, 8665326), (2916, 6900167), (2997, 6713676), (3182, 6323346), (3483, 5776884), (3996, 5035257), (4337, 4639356), (4644, 4332663), (4773, 4215564), (5994, 3356838), (6364, 3161673), (6966, 2888442), (8674, 2319678), (8991, 2237892), (9546, 2107782), (10449, 1925628), (11988, 1678419), (13011, 1546452), (13932, 1444221), (14319, 1405188), (17348, 1159839), (17982, 1118946), (19092, 1053891), (20898, 962814), (26022, 773226), (26973, 745964), (28638, 702594), (31347, 641876), (35964, 559473), (39033, 515484), (41796, 481407), (42957, 468396), (52044, 386613), (53946, 372982), (57276, 351297), (62694, 320938), (78066, 257742), (85914, 234198), (107892, 186491), (117099, 171828), (125388, 160469), (128871, 156132)]