19827656

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 39061440

約数和(自身を除く): 19233784

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 197, 394, 547, 788, 1094, 1576, 2188, 4376, 4531, 9062, 12581, 18124, 25162, 36248, 50324, 100648, 107759, 215518, 431036, 862072, 2478457, 4956914, 9913828, 19827656]

約数ペア:

[(1, 19827656), (2, 9913828), (4, 4956914), (8, 2478457), (23, 862072), (46, 431036), (92, 215518), (184, 107759), (197, 100648), (394, 50324), (547, 36248), (788, 25162), (1094, 18124), (1576, 12581), (2188, 9062), (4376, 4531)]