20137533549

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56407657}}^1$

素因数の和:56407684

約数の個数: 16

約数和(自身を含む): 32490811008

約数和(自身を除く): 12353277459

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56407657, 169222971, 394853599, 958930169, 1184560797, 2876790507, 6712511183, 20137533549]

約数ペア:

[(1, 20137533549), (3, 6712511183), (7, 2876790507), (17, 1184560797), (21, 958930169), (51, 394853599), (119, 169222971), (357, 56407657)]