18418414

素因数分解:

$2^1\times 7^3\times {\mathrm{26849}}^1$

素因数の和:26872

約数の個数: 16

約数和(自身を含む): 32220000

約数和(自身を除く): 13801586

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 26849, 53698, 187943, 375886, 1315601, 2631202, 9209207, 18418414]

約数ペア:

[(1, 18418414), (2, 9209207), (7, 2631202), (14, 1315601), (49, 375886), (98, 187943), (343, 53698), (686, 26849)]