20512459806

素因数分解:

$2^1\times 3^1\times {\mathrm{2657}}^1\times {\mathrm{1286693}}^1$

素因数の和:1289355

約数の個数: 16

約数和(自身を含む): 41040391824

約数和(自身を除く): 20527932018

約数列:

[1, 2, 3, 6, 2657, 5314, 7971, 15942, 1286693, 2573386, 3860079, 7720158, 3418743301, 6837486602, 10256229903, 20512459806]

約数ペア:

[(1, 20512459806), (2, 10256229903), (3, 6837486602), (6, 3418743301), (2657, 7720158), (5314, 3860079), (7971, 2573386), (15942, 1286693)]