16720428

素因数分解:

$2^2\times 3^1\times {\mathrm{619}}^1\times {\mathrm{2251}}^1$

素因数の和:2877

約数の個数: 24

約数和(自身を含む): 39094720

約数和(自身を除く): 22374292

約数列:

[1, 2, 3, 4, 6, 12, 619, 1238, 1857, 2251, 2476, 3714, 4502, 6753, 7428, 9004, 13506, 27012, 1393369, 2786738, 4180107, 5573476, 8360214, 16720428]

約数ペア:

[(1, 16720428), (2, 8360214), (3, 5573476), (4, 4180107), (6, 2786738), (12, 1393369), (619, 27012), (1238, 13506), (1857, 9004), (2251, 7428), (2476, 6753), (3714, 4502)]