20565242517

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1665067}}^1$

素因数の和:1665272

約数の個数: 16

約数和(自身を含む): 28772375040

約数和(自身を除く): 8207132523

約数列:

[1, 3, 23, 69, 179, 537, 4117, 12351, 1665067, 4995201, 38296541, 114889623, 298046993, 894140979, 6855080839, 20565242517]

約数ペア:

[(1, 20565242517), (3, 6855080839), (23, 894140979), (69, 298046993), (179, 114889623), (537, 38296541), (4117, 4995201), (12351, 1665067)]