20817484

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3285

約数の個数: 24

約数和(自身を含む): 38562048

約数和(自身を除く): 17744564

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3187, 3266, 6374, 6532, 12748, 73301, 146602, 226277, 293204, 452554, 905108, 5204371, 10408742, 20817484]

約数ペア:

[(1, 20817484), (2, 10408742), (4, 5204371), (23, 905108), (46, 452554), (71, 293204), (92, 226277), (142, 146602), (284, 73301), (1633, 12748), (3187, 6532), (3266, 6374)]