19022012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1039}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 34944000

約数和(自身を除く): 15921988

約数列:

[1, 2, 4, 23, 46, 92, 199, 398, 796, 1039, 2078, 4156, 4577, 9154, 18308, 23897, 47794, 95588, 206761, 413522, 827044, 4755503, 9511006, 19022012]

約数ペア:

[(1, 19022012), (2, 9511006), (4, 4755503), (23, 827044), (46, 413522), (92, 206761), (199, 95588), (398, 47794), (796, 23897), (1039, 18308), (2078, 9154), (4156, 4577)]