20938992018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{498547429}}^1$

素因数の和:498547441

約数の個数: 16

約数和(自身を含む): 47860553280

約数和(自身を除く): 26921561262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 498547429, 997094858, 1495642287, 2991284574, 3489832003, 6979664006, 10469496009, 20938992018]

約数ペア:

[(1, 20938992018), (2, 10469496009), (3, 6979664006), (6, 3489832003), (7, 2991284574), (14, 1495642287), (21, 997094858), (42, 498547429)]