18408040731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4680407}}^1$

素因数の和:4680455

約数の個数: 24

約数和(自身を含む): 29205745920

約数和(自身を除く): 10797705189

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 4680407, 14041221, 42123663, 88927733, 107649361, 266783199, 322948083, 800349597, 968844249, 2045337859, 6136013577, 18408040731]

約数ペア:

[(1, 18408040731), (3, 6136013577), (9, 2045337859), (19, 968844249), (23, 800349597), (57, 322948083), (69, 266783199), (171, 107649361), (207, 88927733), (437, 42123663), (1311, 14041221), (3933, 4680407)]