20237288

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{18199}}^1$

素因数の和:18344

約数の個数: 16

約数和(自身を含む): 38220000

約数和(自身を除く): 17982712

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 18199, 36398, 72796, 145592, 2529661, 5059322, 10118644, 20237288]

約数ペア:

[(1, 20237288), (2, 10118644), (4, 5059322), (8, 2529661), (139, 145592), (278, 72796), (556, 36398), (1112, 18199)]