18983740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41269}}^1$

素因数の和:41301

約数の個数: 24

約数和(自身を含む): 41600160

約数和(自身を除く): 22616420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 41269, 82538, 165076, 206345, 412690, 825380, 949187, 1898374, 3796748, 4745935, 9491870, 18983740]

約数ペア:

[(1, 18983740), (2, 9491870), (4, 4745935), (5, 3796748), (10, 1898374), (20, 949187), (23, 825380), (46, 412690), (92, 206345), (115, 165076), (230, 82538), (460, 41269)]