20380493050

素因数分解:

$2^1\times 5^2\times {\mathrm{407609861}}^1$

素因数の和:407609873

約数の個数: 12

約数和(自身を含む): 37907717166

約数和(自身を除く): 17527224116

約数列:

[1, 2, 5, 10, 25, 50, 407609861, 815219722, 2038049305, 4076098610, 10190246525, 20380493050]

約数ペア:

[(1, 20380493050), (2, 10190246525), (5, 4076098610), (10, 2038049305), (25, 815219722), (50, 407609861)]