20790624918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{393181}}^1$

素因数の和:394452

約数の個数: 32

約数和(自身を含む): 47559294720

約数和(自身を除く): 26768669802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1259, 2518, 3777, 7554, 8813, 17626, 26439, 52878, 393181, 786362, 1179543, 2359086, 2752267, 5504534, 8256801, 16513602, 495014879, 990029758, 1485044637, 2970089274, 3465104153, 6930208306, 10395312459, 20790624918]

約数ペア:

[(1, 20790624918), (2, 10395312459), (3, 6930208306), (6, 3465104153), (7, 2970089274), (14, 1485044637), (21, 990029758), (42, 495014879), (1259, 16513602), (2518, 8256801), (3777, 5504534), (7554, 2752267), (8813, 2359086), (17626, 1179543), (26439, 786362), (52878, 393181)]