19385223

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 30831360

約数和(自身を除く): 11446137

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 619, 803, 949, 1857, 2409, 2847, 6809, 8047, 10439, 20427, 24141, 31317, 45187, 88517, 135561, 265551, 497057, 587431, 1491171, 1762293, 6461741, 19385223]

約数ペア:

[(1, 19385223), (3, 6461741), (11, 1762293), (13, 1491171), (33, 587431), (39, 497057), (73, 265551), (143, 135561), (219, 88517), (429, 45187), (619, 31317), (803, 24141), (949, 20427), (1857, 10439), (2409, 8047), (2847, 6809)]