12989866

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 20107080

約数和(自身を除く): 7117214

約数列:

[1, 2, 41, 82, 157, 314, 1009, 2018, 6437, 12874, 41369, 82738, 158413, 316826, 6494933, 12989866]

約数ペア:

[(1, 12989866), (2, 6494933), (41, 316826), (82, 158413), (157, 82738), (314, 41369), (1009, 12874), (2018, 6437)]