19589037651

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{677}}^1\times {\mathrm{1693}}^1$

素因数の和:2593

約数の個数: 40

約数和(自身を含む): 29462142864

約数和(自身を除く): 9873105213

約数列:

[1, 3, 9, 27, 81, 211, 633, 677, 1693, 1899, 2031, 5079, 5697, 6093, 15237, 17091, 18279, 45711, 54837, 137133, 142847, 357223, 428541, 1071669, 1146161, 1285623, 3215007, 3438483, 3856869, 9645021, 10315449, 11570607, 28935063, 30946347, 92839041, 241839971, 725519913, 2176559739, 6529679217, 19589037651]

約数ペア:

[(1, 19589037651), (3, 6529679217), (9, 2176559739), (27, 725519913), (81, 241839971), (211, 92839041), (633, 30946347), (677, 28935063), (1693, 11570607), (1899, 10315449), (2031, 9645021), (5079, 3856869), (5697, 3438483), (6093, 3215007), (15237, 1285623), (17091, 1146161), (18279, 1071669), (45711, 428541), (54837, 357223), (137133, 142847)]