20938316

素因数分解:

$2^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{2083}}^1$

素因数の和:2453

約数の個数: 24

約数和(自身を含む): 42013440

約数和(自身を除く): 21075124

約数列:

[1, 2, 4, 7, 14, 28, 359, 718, 1436, 2083, 2513, 4166, 5026, 8332, 10052, 14581, 29162, 58324, 747797, 1495594, 2991188, 5234579, 10469158, 20938316]

約数ペア:

[(1, 20938316), (2, 10469158), (4, 5234579), (7, 2991188), (14, 1495594), (28, 747797), (359, 58324), (718, 29162), (1436, 14581), (2083, 10052), (2513, 8332), (4166, 5026)]