18420514

素因数分解:

$2^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{5647}}^1$

素因数の和:5889

約数の個数: 16

約数和(自身を含む): 31719168

約数和(自身を除く): 13298654

約数列:

[1, 2, 7, 14, 233, 466, 1631, 3262, 5647, 11294, 39529, 79058, 1315751, 2631502, 9210257, 18420514]

約数ペア:

[(1, 18420514), (2, 9210257), (7, 2631502), (14, 1315751), (233, 79058), (466, 39529), (1631, 11294), (3262, 5647)]