20289346

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131749}}^1$

素因数の和:131769

約数の個数: 16

約数和(自身を含む): 37944000

約数和(自身を除く): 17654654

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131749, 263498, 922243, 1449239, 1844486, 2898478, 10144673, 20289346]

約数ペア:

[(1, 20289346), (2, 10144673), (7, 2898478), (11, 1844486), (14, 1449239), (22, 922243), (77, 263498), (154, 131749)]