20517438

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{48163}}^1$

素因数の和:48239

約数の個数: 16

約数和(自身を含む): 41613696

約数和(自身を除く): 21096258

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 48163, 96326, 144489, 288978, 3419573, 6839146, 10258719, 20517438]

約数ペア:

[(1, 20517438), (2, 10258719), (3, 6839146), (6, 3419573), (71, 288978), (142, 144489), (213, 96326), (426, 48163)]