27388918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{1627}}^1$

素因数の和:2091

約数の個数: 16

約数和(自身を含む): 43369920

約数和(自身を除く): 15981002

約数列:

[1, 2, 19, 38, 443, 886, 1627, 3254, 8417, 16834, 30913, 61826, 720761, 1441522, 13694459, 27388918]

約数ペア:

[(1, 27388918), (2, 13694459), (19, 1441522), (38, 720761), (443, 61826), (886, 30913), (1627, 16834), (3254, 8417)]