12987686

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1183

約数の個数: 16

約数和(自身を含む): 20412000

約数和(自身を除く): 7424314

約数列:

[1, 2, 23, 46, 349, 698, 809, 1618, 8027, 16054, 18607, 37214, 282341, 564682, 6493843, 12987686]

約数ペア:

[(1, 12987686), (2, 6493843), (23, 564682), (46, 282341), (349, 37214), (698, 18607), (809, 16054), (1618, 8027)]