20512125232

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{3197027}}^1$

素因数の和:3197436

約数の個数: 20

約数和(自身を含む): 39841362936

約数和(自身を除く): 19329237704

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 3197027, 6394054, 12788108, 25576216, 51152432, 1282007827, 2564015654, 5128031308, 10256062616, 20512125232]

約数ペア:

[(1, 20512125232), (2, 10256062616), (4, 5128031308), (8, 2564015654), (16, 1282007827), (401, 51152432), (802, 25576216), (1604, 12788108), (3208, 6394054), (6416, 3197027)]