19039430

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4337}}^1$

素因数の和:4783

約数の個数: 16

約数和(自身を含む): 34356960

約数和(自身を除く): 15317530

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4337, 4390, 8674, 21685, 43370, 1903943, 3807886, 9519715, 19039430]

約数ペア:

[(1, 19039430), (2, 9519715), (5, 3807886), (10, 1903943), (439, 43370), (878, 21685), (2195, 8674), (4337, 4390)]