20690683

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 23750496

約数和(自身を除く): 3059813

約数列:

[1, 13, 17, 221, 251, 373, 3263, 4267, 4849, 6341, 55471, 82433, 93623, 1217099, 1591591, 20690683]

約数ペア:

[(1, 20690683), (13, 1591591), (17, 1217099), (221, 93623), (251, 82433), (373, 55471), (3263, 6341), (4267, 4849)]