18345498

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{21997}}^1$

素因数の和:22141

約数の個数: 16

約数和(自身を含む): 36956640

約数和(自身を除く): 18611142

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 21997, 43994, 65991, 131982, 3057583, 6115166, 9172749, 18345498]

約数ペア:

[(1, 18345498), (2, 9172749), (3, 6115166), (6, 3057583), (139, 131982), (278, 65991), (417, 43994), (834, 21997)]