18849479

素因数分解:

${\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 21120000

約数和(自身を除く): 2270521

約数列:

[1, 11, 79, 109, 199, 869, 1199, 2189, 8611, 15721, 21691, 94721, 172931, 238601, 1713589, 18849479]

約数ペア:

[(1, 18849479), (11, 1713589), (79, 238601), (109, 172931), (199, 94721), (869, 21691), (1199, 15721), (2189, 8611)]