12808516

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19889}}^1$

素因数の和:19923

約数の個数: 24

約数和(自身を含む): 26732160

約数和(自身を除く): 13923644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 19889, 39778, 79556, 139223, 278446, 457447, 556892, 914894, 1829788, 3202129, 6404258, 12808516]

約数ペア:

[(1, 12808516), (2, 6404258), (4, 3202129), (7, 1829788), (14, 914894), (23, 556892), (28, 457447), (46, 278446), (92, 139223), (161, 79556), (322, 39778), (644, 19889)]