20705146

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19207}}^1$

素因数の和:19234

約数の個数: 24

約数和(自身を含む): 39414816

約数和(自身を除く): 18709670

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 19207, 38414, 134449, 211277, 268898, 422554, 941143, 1478939, 1882286, 2957878, 10352573, 20705146]

約数ペア:

[(1, 20705146), (2, 10352573), (7, 2957878), (11, 1882286), (14, 1478939), (22, 941143), (49, 422554), (77, 268898), (98, 211277), (154, 134449), (539, 38414), (1078, 19207)]