20011822

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{4493}}^1$

素因数の和:4643

約数の個数: 16

約数和(自身を含む): 32033232

約数和(自身を除く): 12021410

約数列:

[1, 2, 17, 34, 131, 262, 2227, 4454, 4493, 8986, 76381, 152762, 588583, 1177166, 10005911, 20011822]

約数ペア:

[(1, 20011822), (2, 10005911), (17, 1177166), (34, 588583), (131, 152762), (262, 76381), (2227, 8986), (4454, 4493)]