20549676849

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{66337}}^1$

素因数の和:66426

約数の個数: 32

約数和(自身を含む): 30313812480

約数和(自身を除く): 9764135631

約数列:

[1, 3, 13, 39, 47, 141, 169, 507, 611, 1833, 2197, 6591, 7943, 23829, 66337, 103259, 199011, 309777, 862381, 2587143, 3117839, 9353517, 11210953, 33632859, 40531907, 121595721, 145742389, 437227167, 526914791, 1580744373, 6849892283, 20549676849]

約数ペア:

[(1, 20549676849), (3, 6849892283), (13, 1580744373), (39, 526914791), (47, 437227167), (141, 145742389), (169, 121595721), (507, 40531907), (611, 33632859), (1833, 11210953), (2197, 9353517), (6591, 3117839), (7943, 2587143), (23829, 862381), (66337, 309777), (103259, 199011)]