678484816

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{181997}}^1$

素因数の和:182238

約数の個数: 20

約数和(自身を含む): 1320213492

約数和(自身を除く): 641728676

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 181997, 363994, 727988, 1455976, 2911952, 42405301, 84810602, 169621204, 339242408, 678484816]

約数ペア:

[(1, 678484816), (2, 339242408), (4, 169621204), (8, 84810602), (16, 42405301), (233, 2911952), (466, 1455976), (932, 727988), (1864, 363994), (3728, 181997)]