20651964

素因数分解:

$2^2\times 3^1\times {\mathrm{1063}}^1\times {\mathrm{1619}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 48263040

約数和(自身を除く): 27611076

約数列:

[1, 2, 3, 4, 6, 12, 1063, 1619, 2126, 3189, 3238, 4252, 4857, 6378, 6476, 9714, 12756, 19428, 1720997, 3441994, 5162991, 6883988, 10325982, 20651964]

約数ペア:

[(1, 20651964), (2, 10325982), (3, 6883988), (4, 5162991), (6, 3441994), (12, 1720997), (1063, 19428), (1619, 12756), (2126, 9714), (3189, 6476), (3238, 6378), (4252, 4857)]