1388391118

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{39103}}^1$

素因数の和:39579

約数の個数: 16

約数和(自身を含む): 2138363136

約数和(自身を除く): 749972018

約数列:

[1, 2, 41, 82, 433, 866, 17753, 35506, 39103, 78206, 1603223, 3206446, 16931599, 33863198, 694195559, 1388391118]

約数ペア:

[(1, 1388391118), (2, 694195559), (41, 33863198), (82, 16931599), (433, 3206446), (866, 1603223), (17753, 78206), (35506, 39103)]