20589060490

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4689991}}^1$

素因数の和:4690437

約数の個数: 16

約数和(自身を含む): 37144736640

約数和(自身を除く): 16555676150

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 4689991, 9379982, 23449955, 46899910, 2058906049, 4117812098, 10294530245, 20589060490]

約数ペア:

[(1, 20589060490), (2, 10294530245), (5, 4117812098), (10, 2058906049), (439, 46899910), (878, 23449955), (2195, 9379982), (4390, 4689991)]