18240026

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{7993}}^1$

素因数の和:8165

約数の個数: 16

約数和(自身を含む): 31464384

約数和(自身を除く): 13224358

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 7993, 15986, 55951, 111902, 1302859, 2605718, 9120013, 18240026]

約数ペア:

[(1, 18240026), (2, 9120013), (7, 2605718), (14, 1302859), (163, 111902), (326, 55951), (1141, 15986), (2282, 7993)]