19018004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{153371}}^1$

素因数の和:153406

約数の個数: 12

約数和(自身を含む): 34355328

約数和(自身を除く): 15337324

約数列:

[1, 2, 4, 31, 62, 124, 153371, 306742, 613484, 4754501, 9509002, 19018004]

約数ペア:

[(1, 19018004), (2, 9509002), (4, 4754501), (31, 613484), (62, 306742), (124, 153371)]