20028952

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{547}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 39456000

約数和(自身を除く): 19427048

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 199, 398, 547, 796, 1094, 1592, 2188, 4376, 4577, 9154, 12581, 18308, 25162, 36616, 50324, 100648, 108853, 217706, 435412, 870824, 2503619, 5007238, 10014476, 20028952]

約数ペア:

[(1, 20028952), (2, 10014476), (4, 5007238), (8, 2503619), (23, 870824), (46, 435412), (92, 217706), (184, 108853), (199, 100648), (398, 50324), (547, 36616), (796, 25162), (1094, 18308), (1592, 12581), (2188, 9154), (4376, 4577)]