20290517

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 2570923

約数列:

[1, 13, 29, 107, 377, 503, 1391, 3103, 6539, 14587, 40339, 53821, 189631, 699673, 1560809, 20290517]

約数ペア:

[(1, 20290517), (13, 1560809), (29, 699673), (107, 189631), (377, 53821), (503, 40339), (1391, 14587), (3103, 6539)]