18818954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{122201}}^1$

素因数の和:122221

約数の個数: 16

約数和(自身を含む): 35194176

約数和(自身を除く): 16375222

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 122201, 244402, 855407, 1344211, 1710814, 2688422, 9409477, 18818954]

約数ペア:

[(1, 18818954), (2, 9409477), (7, 2688422), (11, 1710814), (14, 1344211), (22, 855407), (77, 244402), (154, 122201)]