20486499

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21407}}^1$

素因数の和:21450

約数の個数: 16

約数和(自身を含む): 30827520

約数和(自身を除く): 10341021

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 21407, 64221, 235477, 620803, 706431, 1862409, 6828833, 20486499]

約数ペア:

[(1, 20486499), (3, 6828833), (11, 1862409), (29, 706431), (33, 620803), (87, 235477), (319, 64221), (957, 21407)]