20941936

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{5431}}^1$

素因数の和:5680

約数の個数: 20

約数和(自身を含む): 40750864

約数和(自身を除く): 19808928

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 5431, 10862, 21724, 43448, 86896, 1308871, 2617742, 5235484, 10470968, 20941936]

約数ペア:

[(1, 20941936), (2, 10470968), (4, 5235484), (8, 2617742), (16, 1308871), (241, 86896), (482, 43448), (964, 21724), (1928, 10862), (3856, 5431)]