20404884

素因数分解:

$2^2\times 3^1\times {\mathrm{1301}}^1\times {\mathrm{1307}}^1$

素因数の和:2615

約数の個数: 24

約数和(自身を含む): 47684448

約数和(自身を除く): 27279564

約数列:

[1, 2, 3, 4, 6, 12, 1301, 1307, 2602, 2614, 3903, 3921, 5204, 5228, 7806, 7842, 15612, 15684, 1700407, 3400814, 5101221, 6801628, 10202442, 20404884]

約数ペア:

[(1, 20404884), (2, 10202442), (3, 6801628), (4, 5101221), (6, 3400814), (12, 1700407), (1301, 15684), (1307, 15612), (2602, 7842), (2614, 7806), (3903, 5228), (3921, 5204)]