20380554

素因数分解:

$2^1\times 3^2\times {\mathrm{503}}^1\times {\mathrm{2251}}^1$

素因数の和:2762

約数の個数: 24

約数和(自身を含む): 44265312

約数和(自身を除く): 23884758

約数列:

[1, 2, 3, 6, 9, 18, 503, 1006, 1509, 2251, 3018, 4502, 4527, 6753, 9054, 13506, 20259, 40518, 1132253, 2264506, 3396759, 6793518, 10190277, 20380554]

約数ペア:

[(1, 20380554), (2, 10190277), (3, 6793518), (6, 3396759), (9, 2264506), (18, 1132253), (503, 40518), (1006, 20259), (1509, 13506), (2251, 9054), (3018, 6753), (4502, 4527)]