19708510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2207}}^1$

素因数の和:2280

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 18445730

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 2207, 4414, 4465, 8930, 11035, 22070, 41933, 83866, 103729, 207458, 209665, 419330, 518645, 1037290, 1970851, 3941702, 9854255, 19708510]

約数ペア:

[(1, 19708510), (2, 9854255), (5, 3941702), (10, 1970851), (19, 1037290), (38, 518645), (47, 419330), (94, 209665), (95, 207458), (190, 103729), (235, 83866), (470, 41933), (893, 22070), (1786, 11035), (2207, 8930), (4414, 4465)]