12719894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{10909}}^1$

素因数の和:10975

約数の個数: 16

約数和(自身を含む): 21209040

約数和(自身を除く): 8489146

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 10909, 21818, 119999, 239998, 578177, 1156354, 6359947, 12719894]

約数ペア:

[(1, 12719894), (2, 6359947), (11, 1156354), (22, 578177), (53, 239998), (106, 119999), (583, 21818), (1166, 10909)]