18818073

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 27932736

約数和(自身を除く): 9114663

約数列:

[1, 3, 9, 61, 151, 183, 227, 453, 549, 681, 1359, 2043, 9211, 13847, 27633, 34277, 41541, 82899, 102831, 124623, 308493, 2090897, 6272691, 18818073]

約数ペア:

[(1, 18818073), (3, 6272691), (9, 2090897), (61, 308493), (151, 124623), (183, 102831), (227, 82899), (453, 41541), (549, 34277), (681, 27633), (1359, 13847), (2043, 9211)]