11981288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{787}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 24680160

約数和(自身を除く): 12698872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 173, 346, 692, 787, 1384, 1574, 1903, 3148, 3806, 6296, 7612, 8657, 15224, 17314, 34628, 69256, 136151, 272302, 544604, 1089208, 1497661, 2995322, 5990644, 11981288]

約数ペア:

[(1, 11981288), (2, 5990644), (4, 2995322), (8, 1497661), (11, 1089208), (22, 544604), (44, 272302), (88, 136151), (173, 69256), (346, 34628), (692, 17314), (787, 15224), (1384, 8657), (1574, 7612), (1903, 6296), (3148, 3806)]