25640212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11467}}^1$

素因数の和:11527

約数の個数: 24

約数和(自身を含む): 49450016

約数和(自身を除く): 23809804

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 11467, 22934, 45868, 149071, 298142, 493081, 596284, 986162, 1972324, 6410053, 12820106, 25640212]

約数ペア:

[(1, 25640212), (2, 12820106), (4, 6410053), (13, 1972324), (26, 986162), (43, 596284), (52, 493081), (86, 298142), (172, 149071), (559, 45868), (1118, 22934), (2236, 11467)]