20454604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1291}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 38093328

約数和(自身を除く): 17638724

約数列:

[1, 2, 4, 17, 34, 68, 233, 466, 932, 1291, 2582, 3961, 5164, 7922, 15844, 21947, 43894, 87788, 300803, 601606, 1203212, 5113651, 10227302, 20454604]

約数ペア:

[(1, 20454604), (2, 10227302), (4, 5113651), (17, 1203212), (34, 601606), (68, 300803), (233, 87788), (466, 43894), (932, 21947), (1291, 15844), (2582, 7922), (3961, 5164)]