204980168

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{235069}}^1$

素因数の和:235184

約数の個数: 16

約数和(自身を含む): 387865500

約数和(自身を除く): 182885332

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 235069, 470138, 940276, 1880552, 25622521, 51245042, 102490084, 204980168]

約数ペア:

[(1, 204980168), (2, 102490084), (4, 51245042), (8, 25622521), (109, 1880552), (218, 940276), (436, 470138), (872, 235069)]