161561008

素因数分解:

$2^4\times 7^1\times {\mathrm{1442509}}^1$

素因数の和:1442524

約数の個数: 20

約数和(自身を含む): 357742480

約数和(自身を除く): 196181472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1442509, 2885018, 5770036, 10097563, 11540072, 20195126, 23080144, 40390252, 80780504, 161561008]

約数ペア:

[(1, 161561008), (2, 80780504), (4, 40390252), (7, 23080144), (8, 20195126), (14, 11540072), (16, 10097563), (28, 5770036), (56, 2885018), (112, 1442509)]