12768464

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{4409}}^1$

素因数の和:4598

約数の個数: 20

約数和(自身を含む): 24881220

約数和(自身を除く): 12112756

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 4409, 8818, 17636, 35272, 70544, 798029, 1596058, 3192116, 6384232, 12768464]

約数ペア:

[(1, 12768464), (2, 6384232), (4, 3192116), (8, 1596058), (16, 798029), (181, 70544), (362, 35272), (724, 17636), (1448, 8818), (2896, 4409)]