19894006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{3881}}^1$

素因数の和:4127

約数の個数: 16

約数和(自身を含む): 32701968

約数和(自身を除く): 12807962

約数列:

[1, 2, 11, 22, 233, 466, 2563, 3881, 5126, 7762, 42691, 85382, 904273, 1808546, 9947003, 19894006]

約数ペア:

[(1, 19894006), (2, 9947003), (11, 1808546), (22, 904273), (233, 85382), (466, 42691), (2563, 7762), (3881, 5126)]