163937072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{788159}}^1$

素因数の和:788180

約数の個数: 20

約数和(自身を含む): 342061440

約数和(自身を除く): 178124368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 788159, 1576318, 3152636, 6305272, 10246067, 12610544, 20492134, 40984268, 81968536, 163937072]

約数ペア:

[(1, 163937072), (2, 81968536), (4, 40984268), (8, 20492134), (13, 12610544), (16, 10246067), (26, 6305272), (52, 3152636), (104, 1576318), (208, 788159)]