20477666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{6247}}^1$

素因数の和:6409

約数の個数: 16

約数和(自身を含む): 33739200

約数和(自身を除く): 13261534

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 6247, 12494, 68717, 137434, 930803, 1861606, 10238833, 20477666]

約数ペア:

[(1, 20477666), (2, 10238833), (11, 1861606), (22, 930803), (149, 137434), (298, 68717), (1639, 12494), (3278, 6247)]