199880168

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{581047}}^1$

素因数の和:581096

約数の個数: 16

約数和(自身を含む): 383491680

約数和(自身を除く): 183611512

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 581047, 1162094, 2324188, 4648376, 24985021, 49970042, 99940084, 199880168]

約数ペア:

[(1, 199880168), (2, 99940084), (4, 49970042), (8, 24985021), (43, 4648376), (86, 2324188), (172, 1162094), (344, 581047)]