18947758

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{17977}}^1$

素因数の和:18027

約数の個数: 16

約数和(自身を含む): 31065984

約数和(自身を除く): 12118226

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 17977, 35954, 305609, 557287, 611218, 1114574, 9473879, 18947758]

約数ペア:

[(1, 18947758), (2, 9473879), (17, 1114574), (31, 611218), (34, 557287), (62, 305609), (527, 35954), (1054, 17977)]