20186512

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66403}}^1$

素因数の和:66430

約数の個数: 20

約数和(自身を含む): 41170480

約数和(自身を除く): 20983968

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66403, 132806, 265612, 531224, 1062448, 1261657, 2523314, 5046628, 10093256, 20186512]

約数ペア:

[(1, 20186512), (2, 10093256), (4, 5046628), (8, 2523314), (16, 1261657), (19, 1062448), (38, 531224), (76, 265612), (152, 132806), (304, 66403)]