1278832

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:576

約数の個数: 20

約数和(自身を含む): 2495376

約数和(自身を除く): 1216544

約数列:

[1, 2, 4, 8, 16, 257, 311, 514, 622, 1028, 1244, 2056, 2488, 4112, 4976, 79927, 159854, 319708, 639416, 1278832]

約数ペア:

[(1, 1278832), (2, 639416), (4, 319708), (8, 159854), (16, 79927), (257, 4976), (311, 4112), (514, 2488), (622, 2056), (1028, 1244)]