19038273640

素因数分解:

$2^3\times 5^1\times {\mathrm{475956841}}^1$

素因数の和:475956852

約数の個数: 16

約数和(自身を含む): 42836115780

約数和(自身を除く): 23797842140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475956841, 951913682, 1903827364, 2379784205, 3807654728, 4759568410, 9519136820, 19038273640]

約数ペア:

[(1, 19038273640), (2, 9519136820), (4, 4759568410), (5, 3807654728), (8, 2379784205), (10, 1903827364), (20, 951913682), (40, 475956841)]