12390416

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{45553}}^1$

素因数の和:45578

約数の個数: 20

約数和(自身を含む): 25419132

約数和(自身を除く): 13028716

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 45553, 91106, 182212, 364424, 728848, 774401, 1548802, 3097604, 6195208, 12390416]

約数ペア:

[(1, 12390416), (2, 6195208), (4, 3097604), (8, 1548802), (16, 774401), (17, 728848), (34, 364424), (68, 182212), (136, 91106), (272, 45553)]