388978892

素因数分解:

$2^2\times {\mathrm{461}}^1\times {\mathrm{210943}}^1$

素因数の和:211408

約数の個数: 12

約数和(自身を含む): 682192896

約数和(自身を除く): 293214004

約数列:

[1, 2, 4, 461, 922, 1844, 210943, 421886, 843772, 97244723, 194489446, 388978892]

約数ペア:

[(1, 388978892), (2, 194489446), (4, 97244723), (461, 843772), (922, 421886), (1844, 210943)]