18804814

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^2$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 33206544

約数和(自身を除く): 14401730

約数列:

[1, 2, 7, 14, 41, 82, 181, 287, 362, 574, 1267, 2534, 7421, 14842, 32761, 51947, 65522, 103894, 229327, 458654, 1343201, 2686402, 9402407, 18804814]

約数ペア:

[(1, 18804814), (2, 9402407), (7, 2686402), (14, 1343201), (41, 458654), (82, 229327), (181, 103894), (287, 65522), (362, 51947), (574, 32761), (1267, 14842), (2534, 7421)]