200940964

素因数分解:

$2^2\times 7^2\times {\mathrm{1025209}}^1$

素因数の和:1025227

約数の個数: 18

約数和(自身を含む): 409058790

約数和(自身を除く): 208117826

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1025209, 2050418, 4100836, 7176463, 14352926, 28705852, 50235241, 100470482, 200940964]

約数ペア:

[(1, 200940964), (2, 100470482), (4, 50235241), (7, 28705852), (14, 14352926), (28, 7176463), (49, 4100836), (98, 2050418), (196, 1025209)]