19122004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6121}}^1$

素因数の和:6207

約数の個数: 24

約数和(自身を含む): 37025856

約数和(自身を除く): 17903852

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 6121, 12242, 24484, 67331, 134662, 269324, 434591, 869182, 1738364, 4780501, 9561002, 19122004]

約数ペア:

[(1, 19122004), (2, 9561002), (4, 4780501), (11, 1738364), (22, 869182), (44, 434591), (71, 269324), (142, 134662), (284, 67331), (781, 24484), (1562, 12242), (3124, 6121)]