20199695321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{16223}}^1$

素因数の和:16397

約数の個数: 24

約数和(自身を含む): 23226927360

約数和(自身を除く): 3027232039

約数列:

[1, 13, 19, 71, 247, 923, 1349, 5041, 16223, 17537, 65533, 95779, 210899, 308237, 1151833, 1245127, 4007081, 14973829, 21884827, 81780143, 284502751, 1063141859, 1553822717, 20199695321]

約数ペア:

[(1, 20199695321), (13, 1553822717), (19, 1063141859), (71, 284502751), (247, 81780143), (923, 21884827), (1349, 14973829), (5041, 4007081), (16223, 1245127), (17537, 1151833), (65533, 308237), (95779, 210899)]