19743039

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{751}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 30031872

約数和(自身を除く): 10288833

約数列:

[1, 3, 9, 23, 69, 127, 207, 381, 751, 1143, 2253, 2921, 6759, 8763, 17273, 26289, 51819, 95377, 155457, 286131, 858393, 2193671, 6581013, 19743039]

約数ペア:

[(1, 19743039), (3, 6581013), (9, 2193671), (23, 858393), (69, 286131), (127, 155457), (207, 95377), (381, 51819), (751, 26289), (1143, 17273), (2253, 8763), (2921, 6759)]