40549078

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2609}}^1$

素因数の和:3039

約数の個数: 16

約数和(自身を含む): 64206000

約数和(自身を除く): 23656922

約数列:

[1, 2, 19, 38, 409, 818, 2609, 5218, 7771, 15542, 49571, 99142, 1067081, 2134162, 20274539, 40549078]

約数ペア:

[(1, 40549078), (2, 20274539), (19, 2134162), (38, 1067081), (409, 99142), (818, 49571), (2609, 15542), (5218, 7771)]