20512247318

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{3581}}^1\times {\mathrm{60937}}^1$

素因数の和:64567

約数の個数: 16

約数和(自身を含む): 31432307904

約数和(自身を除く): 10920060586

約数列:

[1, 2, 47, 94, 3581, 7162, 60937, 121874, 168307, 336614, 2864039, 5728078, 218215397, 436430794, 10256123659, 20512247318]

約数ペア:

[(1, 20512247318), (2, 10256123659), (47, 436430794), (94, 218215397), (3581, 5728078), (7162, 2864039), (60937, 336614), (121874, 168307)]