222198544

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{322963}}^1$

素因数の和:323014

約数の個数: 20

約数和(自身を含む): 440522896

約数和(自身を除く): 218324352

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 322963, 645926, 1291852, 2583704, 5167408, 13887409, 27774818, 55549636, 111099272, 222198544]

約数ペア:

[(1, 222198544), (2, 111099272), (4, 55549636), (8, 27774818), (16, 13887409), (43, 5167408), (86, 2583704), (172, 1291852), (344, 645926), (688, 322963)]