168684496

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{257141}}^1$

素因数の和:257190

約数の個数: 20

約数和(自身を含む): 334798884

約数和(自身を除く): 166114388

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 257141, 514282, 1028564, 2057128, 4114256, 10542781, 21085562, 42171124, 84342248, 168684496]

約数ペア:

[(1, 168684496), (2, 84342248), (4, 42171124), (8, 21085562), (16, 10542781), (41, 4114256), (82, 2057128), (164, 1028564), (328, 514282), (656, 257141)]