20512781288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{6163}}^1\times {\mathrm{18089}}^1$

素因数の和:24281

約数の個数: 32

約数和(自身を含む): 40142433600

約数和(自身を除く): 19629652312

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 6163, 12326, 18089, 24652, 36178, 49304, 72356, 141749, 144712, 283498, 416047, 566996, 832094, 1133992, 1664188, 3328376, 111482507, 222965014, 445930028, 891860056, 2564097661, 5128195322, 10256390644, 20512781288]

約数ペア:

[(1, 20512781288), (2, 10256390644), (4, 5128195322), (8, 2564097661), (23, 891860056), (46, 445930028), (92, 222965014), (184, 111482507), (6163, 3328376), (12326, 1664188), (18089, 1133992), (24652, 832094), (36178, 566996), (49304, 416047), (72356, 283498), (141749, 144712)]