13890254

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 25420800

約数和(自身を除く): 11530546

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 661, 1106, 1322, 1501, 3002, 4627, 9254, 10507, 12559, 21014, 25118, 52219, 87913, 104438, 175826, 365533, 731066, 992161, 1984322, 6945127, 13890254]

約数ペア:

[(1, 13890254), (2, 6945127), (7, 1984322), (14, 992161), (19, 731066), (38, 365533), (79, 175826), (133, 104438), (158, 87913), (266, 52219), (553, 25118), (661, 21014), (1106, 12559), (1322, 10507), (1501, 9254), (3002, 4627)]