2017966820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5310439}}^1$

素因数の和:5310467

約数の個数: 24

約数和(自身を含む): 4460769600

約数和(自身を除く): 2442802780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5310439, 10620878, 21241756, 26552195, 53104390, 100898341, 106208780, 201796682, 403593364, 504491705, 1008983410, 2017966820]

約数ペア:

[(1, 2017966820), (2, 1008983410), (4, 504491705), (5, 403593364), (10, 201796682), (19, 106208780), (20, 100898341), (38, 53104390), (76, 26552195), (95, 21241756), (190, 10620878), (380, 5310439)]