18696004

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{65831}}^1$

素因数の和:65906

約数の個数: 12

約数和(自身を含む): 33179328

約数和(自身を除く): 14483324

約数列:

[1, 2, 4, 71, 142, 284, 65831, 131662, 263324, 4674001, 9348002, 18696004]

約数ペア:

[(1, 18696004), (2, 9348002), (4, 4674001), (71, 263324), (142, 131662), (284, 65831)]