18218111

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 19599360

約数和(自身を除く): 1381249

約数列:

[1, 31, 43, 79, 173, 1333, 2449, 3397, 5363, 7439, 13667, 105307, 230609, 423677, 587681, 18218111]

約数ペア:

[(1, 18218111), (31, 587681), (43, 423677), (79, 230609), (173, 105307), (1333, 13667), (2449, 7439), (3397, 5363)]