20418642

素因数分解:

$2^1\times 3^4\times {\mathrm{126041}}^1$

素因数の和:126055

約数の個数: 20

約数和(自身を含む): 45753246

約数和(自身を除く): 25334604

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 126041, 252082, 378123, 756246, 1134369, 2268738, 3403107, 6806214, 10209321, 20418642]

約数ペア:

[(1, 20418642), (2, 10209321), (3, 6806214), (6, 3403107), (9, 2268738), (18, 1134369), (27, 756246), (54, 378123), (81, 252082), (162, 126041)]