20189846

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{3109}}^1$

素因数の和:3319

約数の個数: 16

約数和(自身を含む): 32244480

約数和(自身を除く): 12054634

約数列:

[1, 2, 17, 34, 191, 382, 3109, 3247, 6218, 6494, 52853, 105706, 593819, 1187638, 10094923, 20189846]

約数ペア:

[(1, 20189846), (2, 10094923), (17, 1187638), (34, 593819), (191, 105706), (382, 52853), (3109, 6494), (3247, 6218)]