18650421

素因数分解:

$3^2\times {\mathrm{107}}^2\times {\mathrm{181}}^1$

素因数の和:401

約数の個数: 18

約数和(自身を含む): 27343862

約数和(自身を除く): 8693441

約数列:

[1, 3, 9, 107, 181, 321, 543, 963, 1629, 11449, 19367, 34347, 58101, 103041, 174303, 2072269, 6216807, 18650421]

約数ペア:

[(1, 18650421), (3, 6216807), (9, 2072269), (107, 174303), (181, 103041), (321, 58101), (543, 34347), (963, 19367), (1629, 11449)]