20774543

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:526

約数の個数: 16

約数和(自身を含む): 23051520

約数和(自身を除く): 2276977

約数列:

[1, 19, 23, 137, 347, 437, 2603, 3151, 6593, 7981, 47539, 59869, 151639, 903241, 1093397, 20774543]

約数ペア:

[(1, 20774543), (19, 1093397), (23, 903241), (137, 151639), (347, 59869), (437, 47539), (2603, 7981), (3151, 6593)]