209874554

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{31019}}^1$

素因数の和:31237

約数の個数: 16

約数和(自身を含む): 335016000

約数和(自身を除く): 125141446

約数列:

[1, 2, 17, 34, 199, 398, 3383, 6766, 31019, 62038, 527323, 1054646, 6172781, 12345562, 104937277, 209874554]

約数ペア:

[(1, 209874554), (2, 104937277), (17, 12345562), (34, 6172781), (199, 1054646), (398, 527323), (3383, 62038), (6766, 31019)]