221424272

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{337537}}^1$

素因数の和:337586

約数の個数: 20

約数和(自身を含む): 439474476

約数和(自身を除く): 218050204

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 337537, 675074, 1350148, 2700296, 5400592, 13839017, 27678034, 55356068, 110712136, 221424272]

約数ペア:

[(1, 221424272), (2, 110712136), (4, 55356068), (8, 27678034), (16, 13839017), (41, 5400592), (82, 2700296), (164, 1350148), (328, 675074), (656, 337537)]