1639206836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{56909}}^1$

素因数の和:57311

約数の個数: 24

約数和(自身を含む): 3027612000

約数和(自身を除く): 1388405164

約数列:

[1, 2, 4, 19, 38, 76, 379, 758, 1516, 7201, 14402, 28804, 56909, 113818, 227636, 1081271, 2162542, 4325084, 21568511, 43137022, 86274044, 409801709, 819603418, 1639206836]

約数ペア:

[(1, 1639206836), (2, 819603418), (4, 409801709), (19, 86274044), (38, 43137022), (76, 21568511), (379, 4325084), (758, 2162542), (1516, 1081271), (7201, 227636), (14402, 113818), (28804, 56909)]