19706860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42841}}^1$

素因数の和:42873

約数の個数: 24

約数和(自身を含む): 43184736

約数和(自身を除く): 23477876

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42841, 85682, 171364, 214205, 428410, 856820, 985343, 1970686, 3941372, 4926715, 9853430, 19706860]

約数ペア:

[(1, 19706860), (2, 9853430), (4, 4926715), (5, 3941372), (10, 1970686), (20, 985343), (23, 856820), (46, 428410), (92, 214205), (115, 171364), (230, 85682), (460, 42841)]