18209786

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9929}}^1$

素因数の和:10069

約数の個数: 16

約数和(自身を含む): 31458240

約数和(自身を除く): 13248454

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 9929, 19858, 69503, 139006, 1300699, 2601398, 9104893, 18209786]

約数ペア:

[(1, 18209786), (2, 9104893), (7, 2601398), (14, 1300699), (131, 139006), (262, 69503), (917, 19858), (1834, 9929)]