18815794

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{911}}^1$

素因数の和:1385

約数の個数: 16

約数和(自身を含む): 29548800

約数和(自身を除く): 10733006

約数列:

[1, 2, 23, 46, 449, 898, 911, 1822, 10327, 20654, 20953, 41906, 409039, 818078, 9407897, 18815794]

約数ペア:

[(1, 18815794), (2, 9407897), (23, 818078), (46, 409039), (449, 41906), (898, 20953), (911, 20654), (1822, 10327)]