18621945

素因数分解:

$3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1823}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 32438016

約数和(自身を除く): 13816071

約数列:

[1, 3, 5, 9, 15, 45, 227, 681, 1135, 1823, 2043, 3405, 5469, 9115, 10215, 16407, 27345, 82035, 413821, 1241463, 2069105, 3724389, 6207315, 18621945]

約数ペア:

[(1, 18621945), (3, 6207315), (5, 3724389), (9, 2069105), (15, 1241463), (45, 413821), (227, 82035), (681, 27345), (1135, 16407), (1823, 10215), (2043, 9115), (3405, 5469)]