26921810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20551}}^1$

素因数の和:20689

約数の個数: 16

約数和(自身を含む): 48831552

約数和(自身を除く): 21909742

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 20551, 41102, 102755, 205510, 2692181, 5384362, 13460905, 26921810]

約数ペア:

[(1, 26921810), (2, 13460905), (5, 5384362), (10, 2692181), (131, 205510), (262, 102755), (655, 41102), (1310, 20551)]