2158448

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:752

約数の個数: 20

約数和(自身を含む): 4205088

約数和(自身を除く): 2046640

約数列:

[1, 2, 4, 8, 16, 313, 431, 626, 862, 1252, 1724, 2504, 3448, 5008, 6896, 134903, 269806, 539612, 1079224, 2158448]

約数ペア:

[(1, 2158448), (2, 1079224), (4, 539612), (8, 269806), (16, 134903), (313, 6896), (431, 5008), (626, 3448), (862, 2504), (1252, 1724)]