20163655216

素因数分解:

$2^4\times {\mathrm{18341}}^1\times {\mathrm{68711}}^1$

素因数の和:87060

約数の個数: 20

約数和(自身を含む): 39069780624

約数和(自身を除く): 18906125408

約数列:

[1, 2, 4, 8, 16, 18341, 36682, 68711, 73364, 137422, 146728, 274844, 293456, 549688, 1099376, 1260228451, 2520456902, 5040913804, 10081827608, 20163655216]

約数ペア:

[(1, 20163655216), (2, 10081827608), (4, 5040913804), (8, 2520456902), (16, 1260228451), (18341, 1099376), (36682, 549688), (68711, 293456), (73364, 274844), (137422, 146728)]