138670384

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{122069}}^1$

素因数の和:122148

約数の個数: 20

約数和(自身を含む): 272460240

約数和(自身を除く): 133789856

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 122069, 244138, 488276, 976552, 1953104, 8666899, 17333798, 34667596, 69335192, 138670384]

約数ペア:

[(1, 138670384), (2, 69335192), (4, 34667596), (8, 17333798), (16, 8666899), (71, 1953104), (142, 976552), (284, 488276), (568, 244138), (1136, 122069)]