20512125208

素因数分解:

$2^3\times {\mathrm{114757}}^1\times {\mathrm{22343}}^1$

素因数の和:137106

約数の個数: 16

約数和(自身を含む): 38462291280

約数和(自身を除く): 17950166072

約数列:

[1, 2, 4, 8, 22343, 44686, 89372, 114757, 178744, 229514, 459028, 918056, 2564015651, 5128031302, 10256062604, 20512125208]

約数ペア:

[(1, 20512125208), (2, 10256062604), (4, 5128031302), (8, 2564015651), (22343, 918056), (44686, 459028), (89372, 229514), (114757, 178744)]