201813020

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{9601}}^1$

素因数の和:10661

約数の個数: 24

約数和(自身を含む): 424254768

約数和(自身を除く): 222441748

約数列:

[1, 2, 4, 5, 10, 20, 1051, 2102, 4204, 5255, 9601, 10510, 19202, 21020, 38404, 48005, 96010, 192020, 10090651, 20181302, 40362604, 50453255, 100906510, 201813020]

約数ペア:

[(1, 201813020), (2, 100906510), (4, 50453255), (5, 40362604), (10, 20181302), (20, 10090651), (1051, 192020), (2102, 96010), (4204, 48005), (5255, 38404), (9601, 21020), (10510, 19202)]