20048287

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8867}}^1$

素因数の和:8910

約数の個数: 16

約数和(自身を含む): 25539840

約数和(自身を除く): 5491553

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8867, 62069, 150739, 168473, 1055173, 1179311, 2864041, 20048287]

約数ペア:

[(1, 20048287), (7, 2864041), (17, 1179311), (19, 1055173), (119, 168473), (133, 150739), (323, 62069), (2261, 8867)]