40894438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{22153}}^1$

素因数の和:22239

約数の個数: 16

約数和(自身を含む): 66993696

約数和(自身を除く): 26099258

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 22153, 44306, 287989, 575978, 1572863, 3145726, 20447219, 40894438]

約数ペア:

[(1, 40894438), (2, 20447219), (13, 3145726), (26, 1572863), (71, 575978), (142, 287989), (923, 44306), (1846, 22153)]