15717904

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{7499}}^1$

素因数の和:7638

約数の個数: 20

約数和(自身を含む): 30690000

約数和(自身を除く): 14972096

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 7499, 14998, 29996, 59992, 119984, 982369, 1964738, 3929476, 7858952, 15717904]

約数ペア:

[(1, 15717904), (2, 7858952), (4, 3929476), (8, 1964738), (16, 982369), (131, 119984), (262, 59992), (524, 29996), (1048, 14998), (2096, 7499)]