1998608

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{5431}}^1$

素因数の和:5462

約数の個数: 20

約数和(自身を含む): 4041408

約数和(自身を除く): 2042800

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 5431, 10862, 21724, 43448, 86896, 124913, 249826, 499652, 999304, 1998608]

約数ペア:

[(1, 1998608), (2, 999304), (4, 499652), (8, 249826), (16, 124913), (23, 86896), (46, 43448), (92, 21724), (184, 10862), (368, 5431)]