19648647

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{4127}}^1$

素因数の和:4179

約数の個数: 18

約数和(自身を含む): 29676192

約数和(自身を除く): 10027545

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4127, 4761, 12381, 37143, 94921, 284763, 854289, 2183183, 6549549, 19648647]

約数ペア:

[(1, 19648647), (3, 6549549), (9, 2183183), (23, 854289), (69, 284763), (207, 94921), (529, 37143), (1587, 12381), (4127, 4761)]