199902224

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{304729}}^1$

素因数の和:304778

約数の個数: 20

約数和(自身を含む): 396758460

約数和(自身を除く): 196856236

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 304729, 609458, 1218916, 2437832, 4875664, 12493889, 24987778, 49975556, 99951112, 199902224]

約数ペア:

[(1, 199902224), (2, 99951112), (4, 49975556), (8, 24987778), (16, 12493889), (41, 4875664), (82, 2437832), (164, 1218916), (328, 609458), (656, 304729)]