18611140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40459}}^1$

素因数の和:40491

約数の個数: 24

約数和(自身を含む): 40783680

約数和(自身を除く): 22172540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40459, 80918, 161836, 202295, 404590, 809180, 930557, 1861114, 3722228, 4652785, 9305570, 18611140]

約数ペア:

[(1, 18611140), (2, 9305570), (4, 4652785), (5, 3722228), (10, 1861114), (20, 930557), (23, 809180), (46, 404590), (92, 202295), (115, 161836), (230, 80918), (460, 40459)]