20808630828

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10905991}}^1$

素因数の和:10906054

約数の個数: 36

約数和(自身を含む): 53592044688

約数和(自身を除く): 32783413860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 10905991, 21811982, 32717973, 43623964, 65435946, 98153919, 130871892, 196307838, 392615676, 578017523, 1156035046, 1734052569, 2312070092, 3468105138, 5202157707, 6936210276, 10404315414, 20808630828]

約数ペア:

[(1, 20808630828), (2, 10404315414), (3, 6936210276), (4, 5202157707), (6, 3468105138), (9, 2312070092), (12, 1734052569), (18, 1156035046), (36, 578017523), (53, 392615676), (106, 196307838), (159, 130871892), (212, 98153919), (318, 65435946), (477, 43623964), (636, 32717973), (954, 21811982), (1908, 10905991)]