20109429

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5113}}^1$

素因数の和:5161

約数の個数: 24

約数和(自身を含む): 31911360

約数和(自身を除く): 11801931

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 5113, 15339, 46017, 97147, 117599, 291441, 352797, 874323, 1058391, 2234381, 6703143, 20109429]

約数ペア:

[(1, 20109429), (3, 6703143), (9, 2234381), (19, 1058391), (23, 874323), (57, 352797), (69, 291441), (171, 117599), (207, 97147), (437, 46017), (1311, 15339), (3933, 5113)]