18762020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40787}}^1$

素因数の和:40819

約数の個数: 24

約数和(自身を含む): 41114304

約数和(自身を除く): 22352284

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40787, 81574, 163148, 203935, 407870, 815740, 938101, 1876202, 3752404, 4690505, 9381010, 18762020]

約数ペア:

[(1, 18762020), (2, 9381010), (4, 4690505), (5, 3752404), (10, 1876202), (20, 938101), (23, 815740), (46, 407870), (92, 203935), (115, 163148), (230, 81574), (460, 40787)]