19431854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24109}}^1$

素因数の和:24155

約数の個数: 16

約数和(自身を含む): 32403840

約数和(自身を除く): 12971986

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 24109, 48218, 313417, 626834, 747379, 1494758, 9715927, 19431854]

約数ペア:

[(1, 19431854), (2, 9715927), (13, 1494758), (26, 747379), (31, 626834), (62, 313417), (403, 48218), (806, 24109)]