20287982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70937}}^1$

素因数の和:70963

約数の個数: 16

約数和(自身を含む): 35752752

約数和(自身を除く): 15464770

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70937, 141874, 780307, 922181, 1560614, 1844362, 10143991, 20287982]

約数ペア:

[(1, 20287982), (2, 10143991), (11, 1844362), (13, 1560614), (22, 922181), (26, 780307), (143, 141874), (286, 70937)]