858014212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{19559}}^1$

素因数の和:20571

約数の個数: 24

約数和(自身を含む): 1639753920

約数和(自身を除く): 781739708

約数列:

[1, 2, 4, 11, 22, 44, 997, 1994, 3988, 10967, 19559, 21934, 39118, 43868, 78236, 215149, 430298, 860596, 19500323, 39000646, 78001292, 214503553, 429007106, 858014212]

約数ペア:

[(1, 858014212), (2, 429007106), (4, 214503553), (11, 78001292), (22, 39000646), (44, 19500323), (997, 860596), (1994, 430298), (3988, 215149), (10967, 78236), (19559, 43868), (21934, 39118)]