19799994

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{23741}}^1$

素因数の和:23885

約数の個数: 16

約数和(自身を含む): 39886560

約数和(自身を除く): 20086566

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 23741, 47482, 71223, 142446, 3299999, 6599998, 9899997, 19799994]

約数ペア:

[(1, 19799994), (2, 9899997), (3, 6599998), (6, 3299999), (139, 142446), (278, 71223), (417, 47482), (834, 23741)]