20794532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{2399}}^1$

素因数の和:2611

約数の個数: 24

約数和(自身を含む): 39916800

約数和(自身を除く): 19122268

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 2399, 4334, 4798, 8668, 9596, 26389, 52778, 105556, 472603, 945206, 1890412, 5198633, 10397266, 20794532]

約数ペア:

[(1, 20794532), (2, 10397266), (4, 5198633), (11, 1890412), (22, 945206), (44, 472603), (197, 105556), (394, 52778), (788, 26389), (2167, 9596), (2399, 8668), (4334, 4798)]