19115692

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 34286000

約数和(自身を除く): 15170308

約数列:

[1, 2, 4, 61, 122, 157, 244, 314, 499, 628, 998, 1996, 9577, 19154, 30439, 38308, 60878, 78343, 121756, 156686, 313372, 4778923, 9557846, 19115692]

約数ペア:

[(1, 19115692), (2, 9557846), (4, 4778923), (61, 313372), (122, 156686), (157, 121756), (244, 78343), (314, 60878), (499, 38308), (628, 30439), (998, 19154), (1996, 9577)]