20454812616

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{281189}}^1$

素因数の和:281638

約数の個数: 64

約数和(自身を含む): 58577500800

約数和(自身を除く): 38122688184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 433, 866, 1299, 1732, 2598, 3031, 3464, 5196, 6062, 9093, 10392, 12124, 18186, 24248, 36372, 72744, 281189, 562378, 843567, 1124756, 1687134, 1968323, 2249512, 3374268, 3936646, 5904969, 6748536, 7873292, 11809938, 15746584, 23619876, 47239752, 121754837, 243509674, 365264511, 487019348, 730529022, 852283859, 974038696, 1461058044, 1704567718, 2556851577, 2922116088, 3409135436, 5113703154, 6818270872, 10227406308, 20454812616]

約数ペア:

[(1, 20454812616), (2, 10227406308), (3, 6818270872), (4, 5113703154), (6, 3409135436), (7, 2922116088), (8, 2556851577), (12, 1704567718), (14, 1461058044), (21, 974038696), (24, 852283859), (28, 730529022), (42, 487019348), (56, 365264511), (84, 243509674), (168, 121754837), (433, 47239752), (866, 23619876), (1299, 15746584), (1732, 11809938), (2598, 7873292), (3031, 6748536), (3464, 5904969), (5196, 3936646), (6062, 3374268), (9093, 2249512), (10392, 1968323), (12124, 1687134), (18186, 1124756), (24248, 843567), (36372, 562378), (72744, 281189)]