19381252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8311}}^1$

素因数の和:8379

約数の個数: 24

約数和(自身を含む): 37703232

約数和(自身を除く): 18321980

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8311, 16622, 33244, 91421, 182842, 365684, 440483, 880966, 1761932, 4845313, 9690626, 19381252]

約数ペア:

[(1, 19381252), (2, 9690626), (4, 4845313), (11, 1761932), (22, 880966), (44, 440483), (53, 365684), (106, 182842), (212, 91421), (583, 33244), (1166, 16622), (2332, 8311)]