1640802956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31553903}}^1$

素因数の和:31553920

約数の個数: 12

約数和(自身を含む): 3092282592

約数和(自身を除く): 1451479636

約数列:

[1, 2, 4, 13, 26, 52, 31553903, 63107806, 126215612, 410200739, 820401478, 1640802956]

約数ペア:

[(1, 1640802956), (2, 820401478), (4, 410200739), (13, 126215612), (26, 63107806), (52, 31553903)]