20972004

素因数分解:

$2^2\times 3^1\times {\mathrm{1223}}^1\times {\mathrm{1429}}^1$

素因数の和:2659

約数の個数: 24

約数和(自身を含む): 49008960

約数和(自身を除く): 28036956

約数列:

[1, 2, 3, 4, 6, 12, 1223, 1429, 2446, 2858, 3669, 4287, 4892, 5716, 7338, 8574, 14676, 17148, 1747667, 3495334, 5243001, 6990668, 10486002, 20972004]

約数ペア:

[(1, 20972004), (2, 10486002), (3, 6990668), (4, 5243001), (6, 3495334), (12, 1747667), (1223, 17148), (1429, 14676), (2446, 8574), (2858, 7338), (3669, 5716), (4287, 4892)]