20126449

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3049}}^1$

素因数の和:3120

約数の個数: 16

約数和(自身を含む): 24595200

約数和(自身を除く): 4468751

約数列:

[1, 7, 23, 41, 161, 287, 943, 3049, 6601, 21343, 70127, 125009, 490889, 875063, 2875207, 20126449]

約数ペア:

[(1, 20126449), (7, 2875207), (23, 875063), (41, 490889), (161, 125009), (287, 70127), (943, 21343), (3049, 6601)]