20616316

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8273}}^1$

素因数の和:8373

約数の個数: 24

約数和(自身を含む): 41700960

約数和(自身を除く): 21084644

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8273, 16546, 33092, 57911, 115822, 231644, 736297, 1472594, 2945188, 5154079, 10308158, 20616316]

約数ペア:

[(1, 20616316), (2, 10308158), (4, 5154079), (7, 2945188), (14, 1472594), (28, 736297), (89, 231644), (178, 115822), (356, 57911), (623, 33092), (1246, 16546), (2492, 8273)]