2018967184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{21911}}^1$

素因数の和:22375

約数の個数: 40

約数和(自身を含む): 4222354752

約数和(自身を除く): 2203387568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 443, 886, 1772, 3544, 5759, 7088, 11518, 21911, 23036, 43822, 46072, 87644, 92144, 175288, 284843, 350576, 569686, 1139372, 2278744, 4557488, 9706573, 19413146, 38826292, 77652584, 126185449, 155305168, 252370898, 504741796, 1009483592, 2018967184]

約数ペア:

[(1, 2018967184), (2, 1009483592), (4, 504741796), (8, 252370898), (13, 155305168), (16, 126185449), (26, 77652584), (52, 38826292), (104, 19413146), (208, 9706573), (443, 4557488), (886, 2278744), (1772, 1139372), (3544, 569686), (5759, 350576), (7088, 284843), (11518, 175288), (21911, 92144), (23036, 87644), (43822, 46072)]