18856227

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25447}}^1$

素因数の和:25482

約数の個数: 16

約数和(自身を含む): 28501760

約数和(自身を除く): 9645533

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 25447, 76341, 330811, 483493, 992433, 1450479, 6285409, 18856227]

約数ペア:

[(1, 18856227), (3, 6285409), (13, 1450479), (19, 992433), (39, 483493), (57, 330811), (247, 76341), (741, 25447)]