20190585519

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{551339}}^1$

素因数の和:551671

約数の個数: 24

約数和(自身を含む): 31507978320

約数和(自身を除く): 11317392801

約数列:

[1, 3, 9, 13, 39, 117, 313, 939, 2817, 4069, 12207, 36621, 551339, 1654017, 4962051, 7167407, 21502221, 64506663, 172569107, 517707321, 1553121963, 2243398391, 6730195173, 20190585519]

約数ペア:

[(1, 20190585519), (3, 6730195173), (9, 2243398391), (13, 1553121963), (39, 517707321), (117, 172569107), (313, 64506663), (939, 21502221), (2817, 7167407), (4069, 4962051), (12207, 1654017), (36621, 551339)]