20991036

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{159023}}^1$

素因数の和:159041

約数の個数: 24

約数和(自身を含む): 53432064

約数和(自身を除く): 32441028

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 159023, 318046, 477069, 636092, 954138, 1749253, 1908276, 3498506, 5247759, 6997012, 10495518, 20991036]

約数ペア:

[(1, 20991036), (2, 10495518), (3, 6997012), (4, 5247759), (6, 3498506), (11, 1908276), (12, 1749253), (22, 954138), (33, 636092), (44, 477069), (66, 318046), (132, 159023)]