19910192

素因数分解:

$2^4\times {\mathrm{53}}^2\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 30

約数和(自身を含む): 39406332

約数和(自身を除く): 19496140

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 443, 848, 886, 1772, 2809, 3544, 5618, 7088, 11236, 22472, 23479, 44944, 46958, 93916, 187832, 375664, 1244387, 2488774, 4977548, 9955096, 19910192]

約数ペア:

[(1, 19910192), (2, 9955096), (4, 4977548), (8, 2488774), (16, 1244387), (53, 375664), (106, 187832), (212, 93916), (424, 46958), (443, 44944), (848, 23479), (886, 22472), (1772, 11236), (2809, 7088), (3544, 5618)]