20597619

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{5419}}^1$

素因数の和:5610

約数の個数: 16

約数和(自身を含む): 31566080

約数和(自身を除く): 10968461

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 5419, 16257, 37933, 113799, 980839, 2942517, 6865873, 20597619]

約数ペア:

[(1, 20597619), (3, 6865873), (7, 2942517), (21, 980839), (181, 113799), (543, 37933), (1267, 16257), (3801, 5419)]