20644702

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{593}}^1$

素因数の和:724

約数の個数: 24

約数和(自身を含む): 33915024

約数和(自身を除く): 13270322

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 593, 1186, 1339, 2678, 7709, 15418, 17407, 34814, 61079, 100217, 122158, 200434, 794027, 1588054, 10322351, 20644702]

約数ペア:

[(1, 20644702), (2, 10322351), (13, 1588054), (26, 794027), (103, 200434), (169, 122158), (206, 100217), (338, 61079), (593, 34814), (1186, 17407), (1339, 15418), (2678, 7709)]