18157165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9011}}^1$

素因数の和:9060

約数の個数: 16

約数和(自身を含む): 24224256

約数和(自身を除く): 6067091

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 9011, 45055, 117143, 279341, 585715, 1396705, 3631433, 18157165]

約数ペア:

[(1, 18157165), (5, 3631433), (13, 1396705), (31, 585715), (65, 279341), (155, 117143), (403, 45055), (2015, 9011)]