19751347

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1289}}^1$

素因数の和:1506

約数の個数: 16

約数和(自身を含む): 24768000

約数和(自身を除く): 5016653

約数列:

[1, 7, 11, 77, 199, 1289, 1393, 2189, 9023, 14179, 15323, 99253, 256511, 1795577, 2821621, 19751347]

約数ペア:

[(1, 19751347), (7, 2821621), (11, 1795577), (77, 256511), (199, 99253), (1289, 15323), (1393, 14179), (2189, 9023)]