19339780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42043}}^1$

素因数の和:42075

約数の個数: 24

約数和(自身を含む): 42380352

約数和(自身を除く): 23040572

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42043, 84086, 168172, 210215, 420430, 840860, 966989, 1933978, 3867956, 4834945, 9669890, 19339780]

約数ペア:

[(1, 19339780), (2, 9669890), (4, 4834945), (5, 3867956), (10, 1933978), (20, 966989), (23, 840860), (46, 420430), (92, 210215), (115, 168172), (230, 84086), (460, 42043)]