2019021985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{2903}}^1\times {\mathrm{7321}}^1$

素因数の和:10248

約数の個数: 16

約数和(自身を含む): 2551570560

約数和(自身を除く): 532548575

約数列:

[1, 5, 19, 95, 2903, 7321, 14515, 36605, 55157, 139099, 275785, 695495, 21252863, 106264315, 403804397, 2019021985]

約数ペア:

[(1, 2019021985), (5, 403804397), (19, 106264315), (95, 21252863), (2903, 695495), (7321, 275785), (14515, 139099), (36605, 55157)]