18384170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1451}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 38054016

約数和(自身を除く): 19669846

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1451, 1810, 2534, 2902, 6335, 7255, 10157, 12670, 14510, 20314, 50785, 101570, 262631, 525262, 1313155, 1838417, 2626310, 3676834, 9192085, 18384170]

約数ペア:

[(1, 18384170), (2, 9192085), (5, 3676834), (7, 2626310), (10, 1838417), (14, 1313155), (35, 525262), (70, 262631), (181, 101570), (362, 50785), (905, 20314), (1267, 14510), (1451, 12670), (1810, 10157), (2534, 7255), (2902, 6335)]