20199894021

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{10248551}}^1$

素因数の和:10248633

約数の個数: 16

約数和(自身を含む): 30335713920

約数和(自身を除く): 10135819899

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 10248551, 30745653, 92236959, 276710877, 748144223, 2244432669, 6733298007, 20199894021]

約数ペア:

[(1, 20199894021), (3, 6733298007), (9, 2244432669), (27, 748144223), (73, 276710877), (219, 92236959), (657, 30745653), (1971, 10248551)]