20694896

素因数分解:

$2^4\times {\mathrm{431}}^1\times {\mathrm{3001}}^1$

素因数の和:3440

約数の個数: 20

約数和(自身を含む): 40202784

約数和(自身を除く): 19507888

約数列:

[1, 2, 4, 8, 16, 431, 862, 1724, 3001, 3448, 6002, 6896, 12004, 24008, 48016, 1293431, 2586862, 5173724, 10347448, 20694896]

約数ペア:

[(1, 20694896), (2, 10347448), (4, 5173724), (8, 2586862), (16, 1293431), (431, 48016), (862, 24008), (1724, 12004), (3001, 6896), (3448, 6002)]