18690506

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{1181}}^1$

素因数の和:1417

約数の個数: 16

約数和(自身を含む): 28892808

約数和(自身を除く): 10202302

約数列:

[1, 2, 41, 82, 193, 386, 1181, 2362, 7913, 15826, 48421, 96842, 227933, 455866, 9345253, 18690506]

約数ペア:

[(1, 18690506), (2, 9345253), (41, 455866), (82, 227933), (193, 96842), (386, 48421), (1181, 15826), (2362, 7913)]