20147991567

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{320833}}^1$

素因数の和:321031

約数の個数: 24

約数和(自身を含む): 29698961712

約数和(自身を除く): 9550970145

約数列:

[1, 3, 11, 33, 121, 173, 363, 519, 1903, 5709, 20933, 62799, 320833, 962499, 3529163, 10587489, 38820793, 55504109, 116462379, 166512327, 610545199, 1831635597, 6715997189, 20147991567]

約数ペア:

[(1, 20147991567), (3, 6715997189), (11, 1831635597), (33, 610545199), (121, 166512327), (173, 116462379), (363, 55504109), (519, 38820793), (1903, 10587489), (5709, 3529163), (20933, 962499), (62799, 320833)]