12218866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1399}}^1$

素因数の和:1809

約数の個数: 16

約数和(自身を含む): 20059200

約数和(自身を除く): 7840334

約数列:

[1, 2, 11, 22, 397, 794, 1399, 2798, 4367, 8734, 15389, 30778, 555403, 1110806, 6109433, 12218866]

約数ペア:

[(1, 12218866), (2, 6109433), (11, 1110806), (22, 555403), (397, 30778), (794, 15389), (1399, 8734), (2798, 4367)]