20027445

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78539}}^1$

素因数の和:78564

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 13901835

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78539, 235617, 392695, 1178085, 1335163, 4005489, 6675815, 20027445]

約数ペア:

[(1, 20027445), (3, 6675815), (5, 4005489), (15, 1335163), (17, 1178085), (51, 392695), (85, 235617), (255, 78539)]