42075728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{138407}}^1$

素因数の和:138434

約数の個数: 20

約数和(自身を含む): 85812960

約数和(自身を除く): 43737232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 138407, 276814, 553628, 1107256, 2214512, 2629733, 5259466, 10518932, 21037864, 42075728]

約数ペア:

[(1, 42075728), (2, 21037864), (4, 10518932), (8, 5259466), (16, 2629733), (19, 2214512), (38, 1107256), (76, 553628), (152, 276814), (304, 138407)]