18325540

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1979}}^1$

素因数の和:2451

約数の個数: 24

約数和(自身を含む): 38586240

約数和(自身を除く): 20260700

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 1979, 2315, 3958, 4630, 7916, 9260, 9895, 19790, 39580, 916277, 1832554, 3665108, 4581385, 9162770, 18325540]

約数ペア:

[(1, 18325540), (2, 9162770), (4, 4581385), (5, 3665108), (10, 1832554), (20, 916277), (463, 39580), (926, 19790), (1852, 9895), (1979, 9260), (2315, 7916), (3958, 4630)]