12681818

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{617}}^1$

素因数の和:901

約数の個数: 16

約数和(自身を含む): 19578240

約数和(自身を除く): 6896422

約数列:

[1, 2, 43, 86, 239, 478, 617, 1234, 10277, 20554, 26531, 53062, 147463, 294926, 6340909, 12681818]

約数ペア:

[(1, 12681818), (2, 6340909), (43, 294926), (86, 147463), (239, 53062), (478, 26531), (617, 20554), (1234, 10277)]