12664496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{60887}}^1$

素因数の和:60908

約数の個数: 20

約数和(自身を含む): 26425392

約数和(自身を除く): 13760896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 60887, 121774, 243548, 487096, 791531, 974192, 1583062, 3166124, 6332248, 12664496]

約数ペア:

[(1, 12664496), (2, 6332248), (4, 3166124), (8, 1583062), (13, 974192), (16, 791531), (26, 487096), (52, 243548), (104, 121774), (208, 60887)]