642912804

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{939931}}^1$

素因数の和:939960

約数の個数: 36

約数和(自身を含む): 1710676240

約数和(自身を除く): 1067763436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 939931, 1879862, 2819793, 3759724, 5639586, 8459379, 11279172, 16918758, 17858689, 33837516, 35717378, 53576067, 71434756, 107152134, 160728201, 214304268, 321456402, 642912804]

約数ペア:

[(1, 642912804), (2, 321456402), (3, 214304268), (4, 160728201), (6, 107152134), (9, 71434756), (12, 53576067), (18, 35717378), (19, 33837516), (36, 17858689), (38, 16918758), (57, 11279172), (76, 8459379), (114, 5639586), (171, 3759724), (228, 2819793), (342, 1879862), (684, 939931)]