26781916

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{433}}^1$

素因数の和:538

約数の個数: 36

約数和(自身を含む): 54854128

約数和(自身を除く): 28072212

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 433, 658, 866, 1316, 1732, 2209, 3031, 4418, 6062, 8836, 12124, 15463, 20351, 30926, 40702, 61852, 81404, 142457, 284914, 569828, 956497, 1912994, 3825988, 6695479, 13390958, 26781916]

約数ペア:

[(1, 26781916), (2, 13390958), (4, 6695479), (7, 3825988), (14, 1912994), (28, 956497), (47, 569828), (94, 284914), (188, 142457), (329, 81404), (433, 61852), (658, 40702), (866, 30926), (1316, 20351), (1732, 15463), (2209, 12124), (3031, 8836), (4418, 6062)]