20395018

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76673}}^1$

素因数の和:76701

約数の個数: 16

約数和(自身を含む): 36803520

約数和(自身を除く): 16408502

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 76673, 153346, 536711, 1073422, 1456787, 2913574, 10197509, 20395018]

約数ペア:

[(1, 20395018), (2, 10197509), (7, 2913574), (14, 1456787), (19, 1073422), (38, 536711), (133, 153346), (266, 76673)]