20617424

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:695

約数の個数: 40

約数和(自身を含む): 41762952

約数和(自身を除く): 21145528

約数列:

[1, 2, 4, 8, 16, 41, 53, 82, 106, 164, 212, 328, 424, 593, 656, 848, 1186, 2173, 2372, 4346, 4744, 8692, 9488, 17384, 24313, 31429, 34768, 48626, 62858, 97252, 125716, 194504, 251432, 389008, 502864, 1288589, 2577178, 5154356, 10308712, 20617424]

約数ペア:

[(1, 20617424), (2, 10308712), (4, 5154356), (8, 2577178), (16, 1288589), (41, 502864), (53, 389008), (82, 251432), (106, 194504), (164, 125716), (212, 97252), (328, 62858), (424, 48626), (593, 34768), (656, 31429), (848, 24313), (1186, 17384), (2173, 9488), (2372, 8692), (4346, 4744)]