19926243

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{1907}}^1$

素因数の和:1965

約数の個数: 24

約数和(自身を含む): 30558528

約数和(自身を除く): 10632285

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 1907, 3483, 5721, 10449, 17163, 51489, 82001, 154467, 246003, 463401, 738009, 2214027, 6642081, 19926243]

約数ペア:

[(1, 19926243), (3, 6642081), (9, 2214027), (27, 738009), (43, 463401), (81, 246003), (129, 154467), (243, 82001), (387, 51489), (1161, 17163), (1907, 10449), (3483, 5721)]