12953878

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1439}}^1$

素因数の和:2091

約数の個数: 16

約数和(自身を含む): 22256640

約数和(自身を除く): 9302762

約数列:

[1, 2, 7, 14, 643, 1286, 1439, 2878, 4501, 9002, 10073, 20146, 925277, 1850554, 6476939, 12953878]

約数ペア:

[(1, 12953878), (2, 6476939), (7, 1850554), (14, 925277), (643, 20146), (1286, 10073), (1439, 9002), (2878, 4501)]