19107531

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:435

約数の個数: 24

約数和(自身を含む): 28321280

約数和(自身を除く): 9213749

約数列:

[1, 3, 9, 73, 127, 219, 229, 381, 657, 687, 1143, 2061, 9271, 16717, 27813, 29083, 50151, 83439, 87249, 150453, 261747, 2123059, 6369177, 19107531]

約数ペア:

[(1, 19107531), (3, 6369177), (9, 2123059), (73, 261747), (127, 150453), (219, 87249), (229, 83439), (381, 50151), (657, 29083), (687, 27813), (1143, 16717), (2061, 9271)]