19080304

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{27733}}^1$

素因数の和:27784

約数の個数: 20

約数和(自身を含む): 37829176

約数和(自身を除く): 18748872

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 27733, 55466, 110932, 221864, 443728, 1192519, 2385038, 4770076, 9540152, 19080304]

約数ペア:

[(1, 19080304), (2, 9540152), (4, 4770076), (8, 2385038), (16, 1192519), (43, 443728), (86, 221864), (172, 110932), (344, 55466), (688, 27733)]