13858556

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 25003440

約数和(自身を除く): 11144884

約数列:

[1, 2, 4, 43, 86, 172, 197, 394, 409, 788, 818, 1636, 8471, 16942, 17587, 33884, 35174, 70348, 80573, 161146, 322292, 3464639, 6929278, 13858556]

約数ペア:

[(1, 13858556), (2, 6929278), (4, 3464639), (43, 322292), (86, 161146), (172, 80573), (197, 70348), (394, 35174), (409, 33884), (788, 17587), (818, 16942), (1636, 8471)]