20057279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{449}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 22809600

約数和(自身を除く): 2752321

約数列:

[1, 11, 31, 131, 341, 449, 1441, 4061, 4939, 13919, 44671, 58819, 153109, 647009, 1823389, 20057279]

約数ペア:

[(1, 20057279), (11, 1823389), (31, 647009), (131, 153109), (341, 58819), (449, 44671), (1441, 13919), (4061, 4939)]