200217104

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{305209}}^1$

素因数の和:305258

約数の個数: 20

約数和(自身を含む): 397383420

約数和(自身を除く): 197166316

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 305209, 610418, 1220836, 2441672, 4883344, 12513569, 25027138, 50054276, 100108552, 200217104]

約数ペア:

[(1, 200217104), (2, 100108552), (4, 50054276), (8, 25027138), (16, 12513569), (41, 4883344), (82, 2441672), (164, 1220836), (328, 610418), (656, 305209)]