18719654

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{4903}}^1$

素因数の和:5011

約数の個数: 16

約数和(自身を含む): 29659392

約数和(自身を除く): 10939738

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 4903, 9806, 112769, 225538, 406949, 813898, 9359827, 18719654]

約数ペア:

[(1, 18719654), (2, 9359827), (23, 813898), (46, 406949), (83, 225538), (166, 112769), (1909, 9806), (3818, 4903)]