20616026

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{2111}}^1$

素因数の和:2389

約数の個数: 16

約数和(自身を含む): 32693760

約数和(自身を除く): 12077734

約数列:

[1, 2, 19, 38, 257, 514, 2111, 4222, 4883, 9766, 40109, 80218, 542527, 1085054, 10308013, 20616026]

約数ペア:

[(1, 20616026), (2, 10308013), (19, 1085054), (38, 542527), (257, 80218), (514, 40109), (2111, 9766), (4222, 4883)]