1313968

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2052

約数の個数: 20

約数和(自身を含む): 2609208

約数和(自身を除く): 1295240

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2003, 4006, 8012, 16024, 32048, 82123, 164246, 328492, 656984, 1313968]

約数ペア:

[(1, 1313968), (2, 656984), (4, 328492), (8, 164246), (16, 82123), (41, 32048), (82, 16024), (164, 8012), (328, 4006), (656, 2003)]