20123004474

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{2699}}^1$

素因数の和:2791

約数の個数: 144

約数和(自身を含む): 48913956000

約数和(自身を除く): 28790951526

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 29, 46, 54, 58, 69, 81, 87, 138, 162, 174, 207, 243, 261, 414, 486, 522, 529, 621, 667, 783, 1058, 1242, 1334, 1566, 1587, 1863, 2001, 2349, 2699, 3174, 3726, 4002, 4698, 4761, 5398, 5589, 6003, 7047, 8097, 9522, 11178, 12006, 14094, 14283, 15341, 16194, 18009, 24291, 28566, 30682, 36018, 42849, 46023, 48582, 54027, 62077, 72873, 78271, 85698, 92046, 108054, 124154, 128547, 138069, 145746, 156542, 162081, 186231, 218619, 234813, 257094, 276138, 324162, 372462, 414207, 437238, 469626, 558693, 655857, 704439, 828414, 1117386, 1242621, 1311714, 1408878, 1427771, 1676079, 1800233, 2113317, 2485242, 2855542, 3352158, 3600466, 3727863, 4226634, 4283313, 5028237, 5400699, 6339951, 7455726, 8566626, 10056474, 10801398, 12679902, 12849939, 15084711, 16202097, 19019853, 25699878, 30169422, 32404194, 38039706, 38549817, 41405359, 48606291, 77099634, 82810718, 97212582, 115649451, 124216077, 145818873, 231298902, 248432154, 291637746, 346948353, 372648231, 437456619, 693896706, 745296462, 874913238, 1117944693, 2235889386, 3353834079, 6707668158, 10061502237, 20123004474]

約数ペア:

[(1, 20123004474), (2, 10061502237), (3, 6707668158), (6, 3353834079), (9, 2235889386), (18, 1117944693), (23, 874913238), (27, 745296462), (29, 693896706), (46, 437456619), (54, 372648231), (58, 346948353), (69, 291637746), (81, 248432154), (87, 231298902), (138, 145818873), (162, 124216077), (174, 115649451), (207, 97212582), (243, 82810718), (261, 77099634), (414, 48606291), (486, 41405359), (522, 38549817), (529, 38039706), (621, 32404194), (667, 30169422), (783, 25699878), (1058, 19019853), (1242, 16202097), (1334, 15084711), (1566, 12849939), (1587, 12679902), (1863, 10801398), (2001, 10056474), (2349, 8566626), (2699, 7455726), (3174, 6339951), (3726, 5400699), (4002, 5028237), (4698, 4283313), (4761, 4226634), (5398, 3727863), (5589, 3600466), (6003, 3352158), (7047, 2855542), (8097, 2485242), (9522, 2113317), (11178, 1800233), (12006, 1676079), (14094, 1427771), (14283, 1408878), (15341, 1311714), (16194, 1242621), (18009, 1117386), (24291, 828414), (28566, 704439), (30682, 655857), (36018, 558693), (42849, 469626), (46023, 437238), (48582, 414207), (54027, 372462), (62077, 324162), (72873, 276138), (78271, 257094), (85698, 234813), (92046, 218619), (108054, 186231), (124154, 162081), (128547, 156542), (138069, 145746)]