19965012

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{72337}}^1$

素因数の和:72367

約数の個数: 24

約数和(自身を含む): 48611136

約数和(自身を除く): 28646124

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 72337, 144674, 217011, 289348, 434022, 868044, 1663751, 3327502, 4991253, 6655004, 9982506, 19965012]

約数ペア:

[(1, 19965012), (2, 9982506), (3, 6655004), (4, 4991253), (6, 3327502), (12, 1663751), (23, 868044), (46, 434022), (69, 289348), (92, 217011), (138, 144674), (276, 72337)]