39985128

素因数分解:

$2^3\times 3^2\times {\mathrm{555349}}^1$

素因数の和:555361

約数の個数: 24

約数和(自身を含む): 108293250

約数和(自身を除く): 68308122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 555349, 1110698, 1666047, 2221396, 3332094, 4442792, 4998141, 6664188, 9996282, 13328376, 19992564, 39985128]

約数ペア:

[(1, 39985128), (2, 19992564), (3, 13328376), (4, 9996282), (6, 6664188), (8, 4998141), (9, 4442792), (12, 3332094), (18, 2221396), (24, 1666047), (36, 1110698), (72, 555349)]