12885724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3943}}^1$

素因数の和:4009

約数の個数: 24

約数和(自身を含む): 24295040

約数和(自身を除く): 11409316

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 3943, 7886, 15772, 74917, 149834, 169549, 299668, 339098, 678196, 3221431, 6442862, 12885724]

約数ペア:

[(1, 12885724), (2, 6442862), (4, 3221431), (19, 678196), (38, 339098), (43, 299668), (76, 169549), (86, 149834), (172, 74917), (817, 15772), (1634, 7886), (3268, 3943)]