19738164123

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{571}}^1\times {\mathrm{72469}}^1$

素因数の和:73099

約数の個数: 24

約数和(自身を含む): 29099893680

約数和(自身を除く): 9361729557

約数列:

[1, 3, 9, 53, 159, 477, 571, 1713, 5139, 30263, 72469, 90789, 217407, 272367, 652221, 3840857, 11522571, 34567713, 41379799, 124139397, 372418191, 2193129347, 6579388041, 19738164123]

約数ペア:

[(1, 19738164123), (3, 6579388041), (9, 2193129347), (53, 372418191), (159, 124139397), (477, 41379799), (571, 34567713), (1713, 11522571), (5139, 3840857), (30263, 652221), (72469, 272367), (90789, 217407)]