200683408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{291691}}^1$

素因数の和:291742

約数の個数: 20

約数和(自身を含む): 397867888

約数和(自身を除く): 197184480

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 291691, 583382, 1166764, 2333528, 4667056, 12542713, 25085426, 50170852, 100341704, 200683408]

約数ペア:

[(1, 200683408), (2, 100341704), (4, 50170852), (8, 25085426), (16, 12542713), (43, 4667056), (86, 2333528), (172, 1166764), (344, 583382), (688, 291691)]