20136831

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 32024832

約数和(自身を除く): 11888001

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 643, 803, 949, 1929, 2409, 2847, 7073, 8359, 10439, 21219, 25077, 31317, 46939, 91949, 140817, 275847, 516329, 610207, 1548987, 1830621, 6712277, 20136831]

約数ペア:

[(1, 20136831), (3, 6712277), (11, 1830621), (13, 1548987), (33, 610207), (39, 516329), (73, 275847), (143, 140817), (219, 91949), (429, 46939), (643, 31317), (803, 25077), (949, 21219), (1929, 10439), (2409, 8359), (2847, 7073)]