19734386

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10141}}^1$

素因数の和:10289

約数の個数: 16

約数和(自身を含む): 34077120

約数和(自身を除く): 14342734

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10141, 20282, 70987, 141974, 1409599, 2819198, 9867193, 19734386]

約数ペア:

[(1, 19734386), (2, 9867193), (7, 2819198), (14, 1409599), (139, 141974), (278, 70987), (973, 20282), (1946, 10141)]