20161971756

素因数分解:

$2^2\times 3^2\times {\mathrm{560054771}}^1$

素因数の和:560054781

約数の個数: 18

約数和(自身を含む): 50964984252

約数和(自身を除く): 30803012496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560054771, 1120109542, 1680164313, 2240219084, 3360328626, 5040492939, 6720657252, 10080985878, 20161971756]

約数ペア:

[(1, 20161971756), (2, 10080985878), (3, 6720657252), (4, 5040492939), (6, 3360328626), (9, 2240219084), (12, 1680164313), (18, 1120109542), (36, 560054771)]