20887082210

素因数分解:

$2^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{7128697}}^1$

素因数の和:7128997

約数の個数: 16

約数和(自身を含む): 37725069816

約数和(自身を除く): 16837987606

約数列:

[1, 2, 5, 10, 293, 586, 1465, 2930, 7128697, 14257394, 35643485, 71286970, 2088708221, 4177416442, 10443541105, 20887082210]

約数ペア:

[(1, 20887082210), (2, 10443541105), (5, 4177416442), (10, 2088708221), (293, 71286970), (586, 35643485), (1465, 14257394), (2930, 7128697)]