202111820

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{11393}}^1$

素因数の和:12289

約数の個数: 24

約数和(自身を含む): 424950624

約数和(自身を除く): 222838804

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 3548, 4435, 8870, 11393, 17740, 22786, 45572, 56965, 113930, 227860, 10105591, 20211182, 40422364, 50527955, 101055910, 202111820]

約数ペア:

[(1, 202111820), (2, 101055910), (4, 50527955), (5, 40422364), (10, 20211182), (20, 10105591), (887, 227860), (1774, 113930), (3548, 56965), (4435, 45572), (8870, 22786), (11393, 17740)]