20440078

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{2087}}^1$

素因数の和:2231

約数の個数: 16

約数和(自身を含む): 31570560

約数和(自身を除く): 11130482

約数列:

[1, 2, 59, 83, 118, 166, 2087, 4174, 4897, 9794, 123133, 173221, 246266, 346442, 10220039, 20440078]

約数ペア:

[(1, 20440078), (2, 10220039), (59, 346442), (83, 246266), (118, 173221), (166, 123133), (2087, 9794), (4174, 4897)]