20804940131

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{1759}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 23194828800

約数和(自身を除く): 2389888669

約数列:

[1, 19, 31, 43, 467, 589, 817, 1333, 1759, 8873, 14477, 20081, 25327, 33421, 54529, 75637, 275063, 381539, 622511, 821453, 1036051, 1437103, 2344747, 11827709, 15607607, 25465043, 35322479, 44550193, 483835817, 671127101, 1094996849, 20804940131]

約数ペア:

[(1, 20804940131), (19, 1094996849), (31, 671127101), (43, 483835817), (467, 44550193), (589, 35322479), (817, 25465043), (1333, 15607607), (1759, 11827709), (8873, 2344747), (14477, 1437103), (20081, 1036051), (25327, 821453), (33421, 622511), (54529, 381539), (75637, 275063)]