20527551

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12197}}^1$

素因数の和:12231

約数の個数: 24

約数和(自身を含む): 34251984

約数和(自身を除く): 13724433

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12197, 36591, 109773, 134167, 207349, 402501, 622047, 1207503, 1866141, 2280839, 6842517, 20527551]

約数ペア:

[(1, 20527551), (3, 6842517), (9, 2280839), (11, 1866141), (17, 1207503), (33, 622047), (51, 402501), (99, 207349), (153, 134167), (187, 109773), (561, 36591), (1683, 12197)]