20825986

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19759}}^1$

素因数の和:19809

約数の個数: 16

約数和(自身を含む): 34145280

約数和(自身を除く): 13319294

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 19759, 39518, 335903, 612529, 671806, 1225058, 10412993, 20825986]

約数ペア:

[(1, 20825986), (2, 10412993), (17, 1225058), (31, 671806), (34, 612529), (62, 335903), (527, 39518), (1054, 19759)]