208778868

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{22051}}^1$

素因数の和:22324

約数の個数: 36

約数和(自身を含む): 529777248

約数和(自身を除く): 320998380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 2367, 3156, 4734, 9468, 22051, 44102, 66153, 88204, 132306, 198459, 264612, 396918, 793836, 5799413, 11598826, 17398239, 23197652, 34796478, 52194717, 69592956, 104389434, 208778868]

約数ペア:

[(1, 208778868), (2, 104389434), (3, 69592956), (4, 52194717), (6, 34796478), (9, 23197652), (12, 17398239), (18, 11598826), (36, 5799413), (263, 793836), (526, 396918), (789, 264612), (1052, 198459), (1578, 132306), (2367, 88204), (3156, 66153), (4734, 44102), (9468, 22051)]