20767142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3673}}^1$

素因数の和:3943

約数の個数: 16

約数和(自身を含む): 34124112

約数和(自身を除く): 13356970

約数列:

[1, 2, 11, 22, 257, 514, 2827, 3673, 5654, 7346, 40403, 80806, 943961, 1887922, 10383571, 20767142]

約数ペア:

[(1, 20767142), (2, 10383571), (11, 1887922), (22, 943961), (257, 80806), (514, 40403), (2827, 7346), (3673, 5654)]