209344124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{110647}}^1$

素因数の和:110705

約数の個数: 24

約数和(自身を含む): 408955008

約数和(自身を除く): 199610884

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 110647, 221294, 442588, 1217117, 2434234, 4757821, 4868468, 9515642, 19031284, 52336031, 104672062, 209344124]

約数ペア:

[(1, 209344124), (2, 104672062), (4, 52336031), (11, 19031284), (22, 9515642), (43, 4868468), (44, 4757821), (86, 2434234), (172, 1217117), (473, 442588), (946, 221294), (1892, 110647)]