489604084

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{409}}^1\times {\mathrm{829}}^1$

素因数の和:1280

約数の個数: 36

約数和(自身を含む): 907580100

約数和(自身を除く): 417976016

約数列:

[1, 2, 4, 19, 38, 76, 361, 409, 722, 818, 829, 1444, 1636, 1658, 3316, 7771, 15542, 15751, 31084, 31502, 63004, 147649, 295298, 299269, 339061, 590596, 598538, 678122, 1197076, 1356244, 6442159, 12884318, 25768636, 122401021, 244802042, 489604084]

約数ペア:

[(1, 489604084), (2, 244802042), (4, 122401021), (19, 25768636), (38, 12884318), (76, 6442159), (361, 1356244), (409, 1197076), (722, 678122), (818, 598538), (829, 590596), (1444, 339061), (1636, 299269), (1658, 295298), (3316, 147649), (7771, 63004), (15542, 31502), (15751, 31084)]