20408362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{3257}}^1$

素因数の和:3513

約数の個数: 16

約数和(自身を含む): 33114312

約数和(自身を除く): 12705950

約数列:

[1, 2, 13, 26, 241, 482, 3133, 3257, 6266, 6514, 42341, 84682, 784937, 1569874, 10204181, 20408362]

約数ペア:

[(1, 20408362), (2, 10204181), (13, 1569874), (26, 784937), (241, 84682), (482, 42341), (3133, 6514), (3257, 6266)]