19656165

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4057}}^1$

素因数の和:4101

約数の個数: 32

約数和(自身を含む): 35061120

約数和(自身を除く): 15404955

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4057, 4845, 12171, 20285, 60855, 68969, 77083, 206907, 231249, 344845, 385415, 1034535, 1156245, 1310411, 3931233, 6552055, 19656165]

約数ペア:

[(1, 19656165), (3, 6552055), (5, 3931233), (15, 1310411), (17, 1156245), (19, 1034535), (51, 385415), (57, 344845), (85, 231249), (95, 206907), (255, 77083), (285, 68969), (323, 60855), (969, 20285), (1615, 12171), (4057, 4845)]