16362820

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4153}}^1$

素因数の和:4359

約数の個数: 24

約数和(自身を含む): 34544664

約数和(自身を除く): 18181844

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 4153, 8306, 16612, 20765, 41530, 83060, 818141, 1636282, 3272564, 4090705, 8181410, 16362820]

約数ペア:

[(1, 16362820), (2, 8181410), (4, 4090705), (5, 3272564), (10, 1636282), (20, 818141), (197, 83060), (394, 41530), (788, 20765), (985, 16612), (1970, 8306), (3940, 4153)]