20852350

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{4049}}^1$

素因数の和:4164

約数の個数: 24

約数和(自身を含む): 39171600

約数和(自身を除く): 18319250

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 4049, 5150, 8098, 20245, 40490, 101225, 202450, 417047, 834094, 2085235, 4170470, 10426175, 20852350]

約数ペア:

[(1, 20852350), (2, 10426175), (5, 4170470), (10, 2085235), (25, 834094), (50, 417047), (103, 202450), (206, 101225), (515, 40490), (1030, 20245), (2575, 8098), (4049, 5150)]