20149770005

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{954287}}^1$

素因数の和:954436

約数の個数: 16

約数和(自身を含む): 25009979904

約数和(自身を除く): 4860209899

約数列:

[1, 5, 41, 103, 205, 515, 4223, 21115, 954287, 4771435, 39125767, 98291561, 195628835, 491457805, 4029954001, 20149770005]

約数ペア:

[(1, 20149770005), (5, 4029954001), (41, 491457805), (103, 195628835), (205, 98291561), (515, 39125767), (4223, 4771435), (21115, 954287)]