20631272

素因数分解:

$2^3\times {\mathrm{367}}^1\times {\mathrm{7027}}^1$

素因数の和:7400

約数の個数: 16

約数和(自身を含む): 38794560

約数和(自身を除く): 18163288

約数列:

[1, 2, 4, 8, 367, 734, 1468, 2936, 7027, 14054, 28108, 56216, 2578909, 5157818, 10315636, 20631272]

約数ペア:

[(1, 20631272), (2, 10315636), (4, 5157818), (8, 2578909), (367, 56216), (734, 28108), (1468, 14054), (2936, 7027)]