1998878

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2131}}^1$

素因数の和:2207

約数の個数: 16

約数和(自身を含む): 3479424

約数和(自身を除く): 1480546

約数列:

[1, 2, 7, 14, 67, 134, 469, 938, 2131, 4262, 14917, 29834, 142777, 285554, 999439, 1998878]

約数ペア:

[(1, 1998878), (2, 999439), (7, 285554), (14, 142777), (67, 29834), (134, 14917), (469, 4262), (938, 2131)]