18963604

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{39181}}^1$

素因数の和:39207

約数の個数: 18

約数和(自身を含む): 36478442

約数和(自身を除く): 17514838

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 39181, 78362, 156724, 430991, 861982, 1723964, 4740901, 9481802, 18963604]

約数ペア:

[(1, 18963604), (2, 9481802), (4, 4740901), (11, 1723964), (22, 861982), (44, 430991), (121, 156724), (242, 78362), (484, 39181)]