18885153

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{8731}}^1$

素因数の和:8844

約数の個数: 16

約数和(自身を含む): 29060096

約数和(自身を除く): 10174943

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 8731, 26193, 61117, 183351, 899293, 2697879, 6295051, 18885153]

約数ペア:

[(1, 18885153), (3, 6295051), (7, 2697879), (21, 899293), (103, 183351), (309, 61117), (721, 26193), (2163, 8731)]