18783783939

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1\times {\mathrm{214009}}^1$

素因数の和:215750

約数の個数: 16

約数和(自身を含む): 26533815840

約数和(自身を除く): 7750031901

約数列:

[1, 3, 17, 51, 1721, 5163, 29257, 87771, 214009, 642027, 3638153, 10914459, 368309489, 1104928467, 6261261313, 18783783939]

約数ペア:

[(1, 18783783939), (3, 6261261313), (17, 1104928467), (51, 368309489), (1721, 10914459), (5163, 3638153), (29257, 642027), (87771, 214009)]