20172932456

素因数分解:

$2^3\times {\mathrm{1277}}^1\times {\mathrm{1974641}}^1$

素因数の和:1975924

約数の個数: 16

約数和(自身を含む): 37853887140

約数和(自身を除く): 17680954684

約数列:

[1, 2, 4, 8, 1277, 2554, 5108, 10216, 1974641, 3949282, 7898564, 15797128, 2521616557, 5043233114, 10086466228, 20172932456]

約数ペア:

[(1, 20172932456), (2, 10086466228), (4, 5043233114), (8, 2521616557), (1277, 15797128), (2554, 7898564), (5108, 3949282), (10216, 1974641)]