19930581

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{8753}}^1$

素因数の和:8793

約数の個数: 24

約数和(自身を含む): 32774976

約数和(自身を除く): 12844395

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 8753, 26259, 78777, 96283, 201319, 288849, 603957, 866547, 1811871, 2214509, 6643527, 19930581]

約数ペア:

[(1, 19930581), (3, 6643527), (9, 2214509), (11, 1811871), (23, 866547), (33, 603957), (69, 288849), (99, 201319), (207, 96283), (253, 78777), (759, 26259), (2277, 8753)]