20899683844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3907}}^1\times {\mathrm{102871}}^1$

素因数の和:106795

約数の個数: 24

約数和(自身を含む): 39398330048

約数和(自身を除く): 18498646204

約数列:

[1, 2, 4, 13, 26, 52, 3907, 7814, 15628, 50791, 101582, 102871, 203164, 205742, 411484, 1337323, 2674646, 5349292, 401916997, 803833994, 1607667988, 5224920961, 10449841922, 20899683844]

約数ペア:

[(1, 20899683844), (2, 10449841922), (4, 5224920961), (13, 1607667988), (26, 803833994), (52, 401916997), (3907, 5349292), (7814, 2674646), (15628, 1337323), (50791, 411484), (101582, 205742), (102871, 203164)]