188377820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409517}}^1$

素因数の和:409549

約数の個数: 24

約数和(自身を含む): 412794144

約数和(自身を除く): 224416324

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 409517, 819034, 1638068, 2047585, 4095170, 8190340, 9418891, 18837782, 37675564, 47094455, 94188910, 188377820]

約数ペア:

[(1, 188377820), (2, 94188910), (4, 47094455), (5, 37675564), (10, 18837782), (20, 9418891), (23, 8190340), (46, 4095170), (92, 2047585), (115, 1638068), (230, 819034), (460, 409517)]