20168907451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1069}}^1\times {\mathrm{4153}}^1$

素因数の和:5299

約数の個数: 32

約数和(自身を含む): 25601932800

約数和(自身を除く): 5433025349

約数列:

[1, 7, 11, 59, 77, 413, 649, 1069, 4153, 4543, 7483, 11759, 29071, 45683, 63071, 82313, 245027, 319781, 441497, 693781, 1715189, 2695297, 4439557, 4856467, 18867079, 31076899, 48835127, 261933863, 341845889, 1833537041, 2881272493, 20168907451]

約数ペア:

[(1, 20168907451), (7, 2881272493), (11, 1833537041), (59, 341845889), (77, 261933863), (413, 48835127), (649, 31076899), (1069, 18867079), (4153, 4856467), (4543, 4439557), (7483, 2695297), (11759, 1715189), (29071, 693781), (45683, 441497), (63071, 319781), (82313, 245027)]