20292687

素因数分解:

$3^5\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 36

約数和(自身を含む): 31753176

約数和(自身を除く): 11460489

約数列:

[1, 3, 9, 27, 37, 61, 81, 111, 183, 243, 333, 549, 999, 1369, 1647, 2257, 2997, 4107, 4941, 6771, 8991, 12321, 14823, 20313, 36963, 60939, 83509, 110889, 182817, 250527, 332667, 548451, 751581, 2254743, 6764229, 20292687]

約数ペア:

[(1, 20292687), (3, 6764229), (9, 2254743), (27, 751581), (37, 548451), (61, 332667), (81, 250527), (111, 182817), (183, 110889), (243, 83509), (333, 60939), (549, 36963), (999, 20313), (1369, 14823), (1647, 12321), (2257, 8991), (2997, 6771), (4107, 4941)]