20165202484

素因数分解:

$2^2\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{397673}}^1$

素因数の和:399495

約数の個数: 24

約数和(自身を含む): 40352776128

約数和(自身を除く): 20187573644

約数列:

[1, 2, 4, 7, 14, 28, 1811, 3622, 7244, 12677, 25354, 50708, 397673, 795346, 1590692, 2783711, 5567422, 11134844, 720185803, 1440371606, 2880743212, 5041300621, 10082601242, 20165202484]

約数ペア:

[(1, 20165202484), (2, 10082601242), (4, 5041300621), (7, 2880743212), (14, 1440371606), (28, 720185803), (1811, 11134844), (3622, 5567422), (7244, 2783711), (12677, 1590692), (25354, 795346), (50708, 397673)]