20808522248

素因数分解:

$2^3\times {\mathrm{881}}^1\times {\mathrm{2952401}}^1$

素因数の和:2953288

約数の個数: 16

約数和(自身を含む): 39060278460

約数和(自身を除く): 18251756212

約数列:

[1, 2, 4, 8, 881, 1762, 3524, 7048, 2952401, 5904802, 11809604, 23619208, 2601065281, 5202130562, 10404261124, 20808522248]

約数ペア:

[(1, 20808522248), (2, 10404261124), (4, 5202130562), (8, 2601065281), (881, 23619208), (1762, 11809604), (3524, 5904802), (7048, 2952401)]