18414418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11789}}^1$

素因数の和:11873

約数の個数: 16

約数和(自身を含む): 30559680

約数和(自身を除く): 12145262

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 11789, 23578, 129679, 259358, 837019, 1674038, 9207209, 18414418]

約数ペア:

[(1, 18414418), (2, 9207209), (11, 1674038), (22, 837019), (71, 259358), (142, 129679), (781, 23578), (1562, 11789)]