18240266

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3967}}^1$

素因数の和:4010

約数の個数: 24

約数和(自身を含む): 31664640

約数和(自身を除く): 13424374

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 3967, 4598, 7934, 43637, 75373, 87274, 150746, 480007, 829103, 960014, 1658206, 9120133, 18240266]

約数ペア:

[(1, 18240266), (2, 9120133), (11, 1658206), (19, 960014), (22, 829103), (38, 480007), (121, 150746), (209, 87274), (242, 75373), (418, 43637), (2299, 7934), (3967, 4598)]