20161993688

素因数分解:

$2^3\times {\mathrm{3361}}^1\times {\mathrm{749851}}^1$

素因数の和:753218

約数の個数: 16

約数和(自身を含む): 37815036360

約数和(自身を除く): 17653042672

約数列:

[1, 2, 4, 8, 3361, 6722, 13444, 26888, 749851, 1499702, 2999404, 5998808, 2520249211, 5040498422, 10080996844, 20161993688]

約数ペア:

[(1, 20161993688), (2, 10080996844), (4, 5040498422), (8, 2520249211), (3361, 5998808), (6722, 2999404), (13444, 1499702), (26888, 749851)]