18665682

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{444421}}^1$

素因数の和:444433

約数の個数: 16

約数和(自身を含む): 42664512

約数和(自身を除く): 23998830

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 444421, 888842, 1333263, 2666526, 3110947, 6221894, 9332841, 18665682]

約数ペア:

[(1, 18665682), (2, 9332841), (3, 6221894), (6, 3110947), (7, 2666526), (14, 1333263), (21, 888842), (42, 444421)]