20512083712

素因数分解:

$2^8\times {\mathrm{80125327}}^1$

素因数の和:80125343

約数の個数: 18

約数和(自身を含む): 40944042608

約数和(自身を除く): 20431958896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 80125327, 160250654, 320501308, 641002616, 1282005232, 2564010464, 5128020928, 10256041856, 20512083712]

約数ペア:

[(1, 20512083712), (2, 10256041856), (4, 5128020928), (8, 2564010464), (16, 1282005232), (32, 641002616), (64, 320501308), (128, 160250654), (256, 80125327)]