20081589

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{3089}}^1$

素因数の和:3300

約数の個数: 16

約数和(自身を含む): 29367360

約数和(自身を除く): 9285771

約数列:

[1, 3, 11, 33, 197, 591, 2167, 3089, 6501, 9267, 33979, 101937, 608533, 1825599, 6693863, 20081589]

約数ペア:

[(1, 20081589), (3, 6693863), (11, 1825599), (33, 608533), (197, 101937), (591, 33979), (2167, 9267), (3089, 6501)]