18808042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12041}}^1$

素因数の和:12125

約数の個数: 16

約数和(自身を含む): 31212864

約数和(自身を除く): 12404822

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12041, 24082, 132451, 264902, 854911, 1709822, 9404021, 18808042]

約数ペア:

[(1, 18808042), (2, 9404021), (11, 1709822), (22, 854911), (71, 264902), (142, 132451), (781, 24082), (1562, 12041)]