20198726032

素因数分解:

$2^4\times {\mathrm{691}}^1\times {\mathrm{1826947}}^1$

素因数の和:1827646

約数の個数: 20

約数和(自身を含む): 39191688496

約数和(自身を除く): 18992962464

約数列:

[1, 2, 4, 8, 16, 691, 1382, 2764, 5528, 11056, 1826947, 3653894, 7307788, 14615576, 29231152, 1262420377, 2524840754, 5049681508, 10099363016, 20198726032]

約数ペア:

[(1, 20198726032), (2, 10099363016), (4, 5049681508), (8, 2524840754), (16, 1262420377), (691, 29231152), (1382, 14615576), (2764, 7307788), (5528, 3653894), (11056, 1826947)]