19772942

素因数分解:

$2^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4001}}^1$

素因数の和:4363

約数の個数: 16

約数和(自身を含む): 34000992

約数和(自身を除く): 14228050

約数列:

[1, 2, 7, 14, 353, 706, 2471, 4001, 4942, 8002, 28007, 56014, 1412353, 2824706, 9886471, 19772942]

約数ペア:

[(1, 19772942), (2, 9886471), (7, 2824706), (14, 1412353), (353, 56014), (706, 28007), (2471, 8002), (4001, 4942)]