18381495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1223

約数の個数: 32

約数和(自身を含む): 32431104

約数和(自身を除く): 14049609

約数列:

[1, 3, 5, 11, 15, 33, 55, 101, 165, 303, 505, 1103, 1111, 1515, 3309, 3333, 5515, 5555, 12133, 16545, 16665, 36399, 60665, 111403, 181995, 334209, 557015, 1225433, 1671045, 3676299, 6127165, 18381495]

約数ペア:

[(1, 18381495), (3, 6127165), (5, 3676299), (11, 1671045), (15, 1225433), (33, 557015), (55, 334209), (101, 181995), (165, 111403), (303, 60665), (505, 36399), (1103, 16665), (1111, 16545), (1515, 12133), (3309, 5555), (3333, 5515)]